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Class   400TYPEWRITING MACHINES
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[List of Pre Grant Publications for class 400 subclass 1][List of Patents for class 400 subclass 1]1 INCLUDING JUSTIFICATION OR QUADDING OF PRINT-LINE
 [List of Pre Grant Publications for class 400 subclass 2][List of Patents for class 400 subclass 2]2 Subclass 2 indent level is 1 Including quadding of print-line
[List of Pre Grant Publications for class 400 subclass 3][List of Patents for class 400 subclass 3]3 Subclass 3 indent level is 1 By programmed-control-system
[List of Pre Grant Publications for class 400 subclass 4][List of Patents for class 400 subclass 4]4 Subclass 4 indent level is 2 On auxiliary-record-program (e.g., tape, card, etc.)
 [List of Pre Grant Publications for class 400 subclass 8][List of Patents for class 400 subclass 8]8 Subclass 8 indent level is 1 By using "no-print" device
[List of Pre Grant Publications for class 400 subclass 9][List of Patents for class 400 subclass 9]9 Subclass 9 indent level is 1 By interword or intercharacter spacing
 [List of Pre Grant Publications for class 400 subclass 10][List of Patents for class 400 subclass 10]10 Subclass 10 indent level is 2 Variable carriage-feed mechanism
 [List of Pre Grant Publications for class 400 subclass 11][List of Patents for class 400 subclass 11]11 Subclass 11 indent level is 2 Carriage slidable relative to its carriage-rack
[List of Pre Grant Publications for class 400 subclass 12][List of Patents for class 400 subclass 12]12 Subclass 12 indent level is 2 By interword spacing only
 [List of Pre Grant Publications for class 400 subclass 14][List of Patents for class 400 subclass 14]14 Subclass 14 indent level is 1 By typing line on stretchable medium
 [List of Pre Grant Publications for class 400 subclass 15][List of Patents for class 400 subclass 15]15 Subclass 15 indent level is 1 Including justification indicator
[List of Pre Grant Publications for class 400 subclass 16][List of Patents for class 400 subclass 16]16 FOR TYPING OR FORMING CONTINUOUS OR DISCONTINUOUS LINE (E.G., BY "LINER")
 [List of Pre Grant Publications for class 400 subclass 17][List of Patents for class 400 subclass 17]17 Subclass 17 indent level is 1 Including programmed-control-system
[List of Pre Grant Publications for class 400 subclass 18][List of Patents for class 400 subclass 18]18 Subclass 18 indent level is 1 By scriber (e.g., pen, pencil, etc.) or with scriber guide
 [List of Pre Grant Publications for class 400 subclass 19][List of Patents for class 400 subclass 19]19 Subclass 19 indent level is 2 For writing in script
 [List of Pre Grant Publications for class 400 subclass 20][List of Patents for class 400 subclass 20]20 Subclass 20 indent level is 2 Rotatable disc scriber
 [List of Pre Grant Publications for class 400 subclass 21][List of Patents for class 400 subclass 21]21 Subclass 21 indent level is 1 Responsive to carriage movement
 [List of Pre Grant Publications for class 400 subclass 22][List of Patents for class 400 subclass 22]22 Subclass 22 indent level is 1 Underscoring concurrently with character imprinting
[List of Pre Grant Publications for class 400 subclass 23][List of Patents for class 400 subclass 23]23 FOR TYPING ON FLAT RECORD-MEDIUM OR AGAINST FLAT PLATEN
[List of Pre Grant Publications for class 400 subclass 24][List of Patents for class 400 subclass 24]24 Subclass 24 indent level is 1 For typing on a book
 [List of Pre Grant Publications for class 400 subclass 25][List of Patents for class 400 subclass 25]25 Subclass 25 indent level is 2 Including a type-head (e.g., cylinder, disc, etc.)
 [List of Pre Grant Publications for class 400 subclass 26][List of Patents for class 400 subclass 26]26 Subclass 26 indent level is 2 Against cylindrical backing
 [List of Pre Grant Publications for class 400 subclass 27][List of Patents for class 400 subclass 27]27 Subclass 27 indent level is 2 Including adjustment of typewriter relative to book (e.g., to compensate for book thickness)
 [List of Pre Grant Publications for class 400 subclass 28][List of Patents for class 400 subclass 28]28 Subclass 28 indent level is 2 Including adjustment of book support relative to typewriter (e.g., for top or bottom of book, etc.)
 [List of Pre Grant Publications for class 400 subclass 29][List of Patents for class 400 subclass 29]29 Subclass 29 indent level is 1 For typing on flat blueprint or drawing (e.g., "platenless" typewriter)
 [List of Pre Grant Publications for class 400 subclass 30][List of Patents for class 400 subclass 30]30 Subclass 30 indent level is 1 For typing on carton or package
 [List of Pre Grant Publications for class 400 subclass 31][List of Patents for class 400 subclass 31]31 Subclass 31 indent level is 1 By multidirectional movement of typewriter structure (e.g., "Elliot-Fisher" structure)
 [List of Pre Grant Publications for class 400 subclass 32][List of Patents for class 400 subclass 32]32 Subclass 32 indent level is 1 Bottom-strike typewriter including type-bar action or bar platen or anvil platen
 [List of Pre Grant Publications for class 400 subclass 33][List of Patents for class 400 subclass 33]33 Subclass 33 indent level is 1 Top-strike typewriter including pivoted type-bar
 [List of Pre Grant Publications for class 400 subclass 34][List of Patents for class 400 subclass 34]34 Subclass 34 indent level is 1 Including carriage-return mechanism
 [List of Pre Grant Publications for class 400 subclass 35][List of Patents for class 400 subclass 35]35 Subclass 35 indent level is 1 Including case-shift by shifting platen
 [List of Pre Grant Publications for class 400 subclass 36][List of Patents for class 400 subclass 36]36 Subclass 36 indent level is 1 Including ribbon-feed mechanism
[List of Pre Grant Publications for class 400 subclass 37][List of Patents for class 400 subclass 37]37 Subclass 37 indent level is 1 For typing on manifold set (e.g., with type-die, etc.)
 [List of Pre Grant Publications for class 400 subclass 38][List of Patents for class 400 subclass 38]38 Subclass 38 indent level is 2 Including feeding of wide carbon paper transverse to feed of record-medium
 [List of Pre Grant Publications for class 400 subclass 39][List of Patents for class 400 subclass 39]39 Subclass 39 indent level is 2 Including spool for roll of carbon paper
 [List of Pre Grant Publications for class 400 subclass 40][List of Patents for class 400 subclass 40]40 Subclass 40 indent level is 2 Including clamp or guide for carbon paper
 [List of Pre Grant Publications for class 400 subclass 41][List of Patents for class 400 subclass 41]41 Subclass 41 indent level is 2 Including adjustment of platen perpendicular to its surface
 [List of Pre Grant Publications for class 400 subclass 42][List of Patents for class 400 subclass 42]42 Subclass 42 indent level is 2 Including aligning and feeding manifold set
 [List of Pre Grant Publications for class 400 subclass 43][List of Patents for class 400 subclass 43]43 Subclass 43 indent level is 1 Including feed of tally strip
[List of Pre Grant Publications for class 400 subclass 44][List of Patents for class 400 subclass 44]44 Subclass 44 indent level is 1 Including line-spacing mechanism
 [List of Pre Grant Publications for class 400 subclass 45][List of Patents for class 400 subclass 45]45 Subclass 45 indent level is 2 Platen shifted for line-spacing
 [List of Pre Grant Publications for class 400 subclass 46][List of Patents for class 400 subclass 46]46 Subclass 46 indent level is 2 Including adjustment of line-space distance or increment
 [List of Pre Grant Publications for class 400 subclass 47][List of Patents for class 400 subclass 47]47 Subclass 47 indent level is 2 Including disengagement of line-spacing mechanism
 [List of Pre Grant Publications for class 400 subclass 48][List of Patents for class 400 subclass 48]48 Subclass 48 indent level is 1 Work support (e.g, sheet or card holddown or guide, sheet-size platen, etc.)
 [List of Pre Grant Publications for class 400 subclass 49][List of Patents for class 400 subclass 49]49 Subclass 49 indent level is 1 Collating-table attachment
[List of Pre Grant Publications for class 400 subclass 50][List of Patents for class 400 subclass 50]50 INCLUDING DELAY MEANS FOR PREVENTING MALFUNCTION IN POWERED TYPEWRITER
 [List of Pre Grant Publications for class 400 subclass 51][List of Patents for class 400 subclass 51]51 Subclass 51 indent level is 1 Delay of sequential character rate in programmed-control typewriter
 [List of Pre Grant Publications for class 400 subclass 52][List of Patents for class 400 subclass 52]52 Subclass 52 indent level is 1 Delay by storage of next character to be imprinted
 [List of Pre Grant Publications for class 400 subclass 53][List of Patents for class 400 subclass 53]53 INCLUDING ADJUSTMENT MEANS TO COMPENSATE FOR WEAR
 [List of Pre Grant Publications for class 400 subclass 54][List of Patents for class 400 subclass 54]54 SAFETY SWITCH OR CONDITION-RESPONSIVE-CUTOFF SWITCH FOR ELECTRICALLY POWERED TYPEWRITER
[List of Pre Grant Publications for class 400 subclass 55][List of Patents for class 400 subclass 55]55 INCLUDING ADJUSTMENT FOR OPTIMUM PRINTING PLANE
 [List of Pre Grant Publications for class 400 subclass 56][List of Patents for class 400 subclass 56]56 Subclass 56 indent level is 1 Responsive to thickness of record-medium
 [List of Pre Grant Publications for class 400 subclass 57][List of Patents for class 400 subclass 57]57 Subclass 57 indent level is 1 In accordance with the number of sheets of record-medium
 [List of Pre Grant Publications for class 400 subclass 58][List of Patents for class 400 subclass 58]58 Subclass 58 indent level is 1 By adjustment of platen relative to carriage
[List of Pre Grant Publications for class 400 subclass 59][List of Patents for class 400 subclass 59]59 Subclass 59 indent level is 1 By adjustment of carriage (e.g, carriage-guide rollers)
 [List of Pre Grant Publications for class 400 subclass 60][List of Patents for class 400 subclass 60]60 Subclass 60 indent level is 2 Via adjustment of case-shift linkage
[List of Pre Grant Publications for class 400 subclass 61][List of Patents for class 400 subclass 61]61 INCLUDING CONTROL OF FORMAT AND SELECTION OF TYPE-FACE BY PROGRAMMED CONTROL-SYSTEM (E.G., INPUT TYPEWRITER)
 [List of Pre Grant Publications for class 400 subclass 62][List of Patents for class 400 subclass 62]62 Subclass 62 indent level is 1 Including means for responding to input program or incoming signals and providing output program or signals representing typing operations (e.g., output typewriter)
 [List of Pre Grant Publications for class 400 subclass 63][List of Patents for class 400 subclass 63]63 Subclass 63 indent level is 1 Including editing or revision system
 [List of Pre Grant Publications for class 400 subclass 64][List of Patents for class 400 subclass 64]64 Subclass 64 indent level is 1 Including right-hand margin control system
 [List of Pre Grant Publications for class 400 subclass 65][List of Patents for class 400 subclass 65]65 Subclass 65 indent level is 1 Including typing of graphical representations
 [List of Pre Grant Publications for class 400 subclass 66][List of Patents for class 400 subclass 66]66 Subclass 66 indent level is 1 Including baseplate attachment with electromagnets for input or output operations
[List of Pre Grant Publications for class 400 subclass 67][List of Patents for class 400 subclass 67]67 Subclass 67 indent level is 1 Separate interrelated programs
 [List of Pre Grant Publications for class 400 subclass 68][List of Patents for class 400 subclass 68]68 Subclass 68 indent level is 2 Including message writing (e.g, address program, form-letter program, etc.)
 [List of Pre Grant Publications for class 400 subclass 69][List of Patents for class 400 subclass 69]69 Subclass 69 indent level is 1 Type-face selection via magnetic program tape
[List of Pre Grant Publications for class 400 subclass 70][List of Patents for class 400 subclass 70]70 INCLUDING SELECTION OF TYPE-FACE BY PROGRAMMED-CONTROL-SYSTEM OR BY REMOTE CONTROL
 [List of Pre Grant Publications for class 400 subclass 71][List of Patents for class 400 subclass 71]71 Subclass 71 indent level is 1 Plural typewriters coupled for simultaneous operation (e.g., "master-slave" relationship)
 [List of Pre Grant Publications for class 400 subclass 72][List of Patents for class 400 subclass 72]72 Subclass 72 indent level is 1 Including character-selection latches (e.g., for type-face selection)
 [List of Pre Grant Publications for class 400 subclass 73][List of Patents for class 400 subclass 73]73 Subclass 73 indent level is 1 Including particular reader structure and operation
 [List of Pre Grant Publications for class 400 subclass 74][List of Patents for class 400 subclass 74]74 Subclass 74 indent level is 1 Including error detection
 [List of Pre Grant Publications for class 400 subclass 75][List of Patents for class 400 subclass 75]75 Subclass 75 indent level is 1 Including type-bar selection using mechanical program
 [List of Pre Grant Publications for class 400 subclass 76][List of Patents for class 400 subclass 76]76 INCLUDING CONTROL OF FORMAT BY PROGRAMMED-CONTROL-SYSTEM
[List of Pre Grant Publications for class 400 subclass 77][List of Patents for class 400 subclass 77]77 TYPEWRITER CONTROLS OTHER INFORMATION RECORDER
[List of Pre Grant Publications for class 400 subclass 78][List of Patents for class 400 subclass 78]78 Subclass 78 indent level is 1 Typewriter controls apparatus used for accounting function
 [List of Pre Grant Publications for class 400 subclass 79][List of Patents for class 400 subclass 79]79 Subclass 79 indent level is 2 And a tape-punch or card-punch apparatus
[List of Pre Grant Publications for class 400 subclass 80][List of Patents for class 400 subclass 80]80 Subclass 80 indent level is 1 Typewriter (e.g, output typewriter) controls tape-punch or card-punch apparatus
 [List of Pre Grant Publications for class 400 subclass 81][List of Patents for class 400 subclass 81]81 Subclass 81 indent level is 2 And imprints the character represented by the punched code on the tape or card
 [List of Pre Grant Publications for class 400 subclass 82][List of Patents for class 400 subclass 82]82 INCLUDING PLURAL, INDEPENDENTLY SUPPORTED KEY-BOARDS, PLATENS, OR TYPE-SET ASSEMBLAGES
[List of Pre Grant Publications for class 400 subclass 83][List of Patents for class 400 subclass 83]83 DISPLAYING TYPEWRITER-FORMED REPRESENTATION OF PRINT-LINE
[List of Pre Grant Publications for class 400 subclass 84][List of Patents for class 400 subclass 84]84 Subclass 84 indent level is 1 By projecting typed image on screen
 [List of Pre Grant Publications for class 400 subclass 85][List of Patents for class 400 subclass 85]85 Subclass 85 indent level is 2 Including transparent or transluscent record-medium
 [List of Pre Grant Publications for class 400 subclass 86][List of Patents for class 400 subclass 86]86 OPERATING BY SOUND
 [List of Pre Grant Publications for class 400 subclass 87][List of Patents for class 400 subclass 87]87 FOR OPERATION BY HANDICAPPED USER
 [List of Pre Grant Publications for class 400 subclass 88][List of Patents for class 400 subclass 88]88 POCKET TYPEWRITER
[List of Pre Grant Publications for class 400 subclass 89][List of Patents for class 400 subclass 89]89 KEY REASSIGNMENT
 [List of Pre Grant Publications for class 400 subclass 90][List of Patents for class 400 subclass 90]90 Subclass 90 indent level is 1 Electrically powered
[List of Pre Grant Publications for class 400 subclass 91][List of Patents for class 400 subclass 91]91 STENOGRAPHIC TYPEWRITER
[List of Pre Grant Publications for class 400 subclass 92][List of Patents for class 400 subclass 92]92 Subclass 92 indent level is 1 Using common-letter type-face
 [List of Pre Grant Publications for class 400 subclass 93][List of Patents for class 400 subclass 93]93 Subclass 93 indent level is 2 Including plural type-faces mounted on carrier and movable for selection of type-face
 [List of Pre Grant Publications for class 400 subclass 94][List of Patents for class 400 subclass 94]94 Subclass 94 indent level is 1 Electrically powered
[List of Pre Grant Publications for class 400 subclass 95][List of Patents for class 400 subclass 95]95 LOGOTYPE TYPEWRITER (E.G., WORD TYPING)
 [List of Pre Grant Publications for class 400 subclass 96][List of Patents for class 400 subclass 96]96 Subclass 96 indent level is 1 Including date-stamp type-face
 [List of Pre Grant Publications for class 400 subclass 97][List of Patents for class 400 subclass 97]97 Subclass 97 indent level is 1 Including signature type-face
[List of Pre Grant Publications for class 400 subclass 98][List of Patents for class 400 subclass 98]98 Subclass 98 indent level is 1 Actuation of single key types plural characters
 [List of Pre Grant Publications for class 400 subclass 99][List of Patents for class 400 subclass 99]99 Subclass 99 indent level is 2 Characters typed simultaneously
[List of Pre Grant Publications for class 400 subclass 100][List of Patents for class 400 subclass 100]100 PLURAL-KEY-ACTUATED TYPEWRITER (E.G., PERMUTATIVE KEY-BOARD)
 [List of Pre Grant Publications for class 400 subclass 101][List of Patents for class 400 subclass 101]101 Subclass 101 indent level is 1 Having type-faces disposed on pivotable type-bars
 [List of Pre Grant Publications for class 400 subclass 102][List of Patents for class 400 subclass 102]102 Subclass 102 indent level is 1 Having type-faces disposed on rotatable type-head
[List of Pre Grant Publications for class 400 subclass 103][List of Patents for class 400 subclass 103]103 CODE-PRINTING TYPEWRITER (E.G., FOR PRINTING A PATTERN OR MARK)
[List of Pre Grant Publications for class 400 subclass 104][List of Patents for class 400 subclass 104]104 Subclass 104 indent level is 1 For typing and encoding
 [List of Pre Grant Publications for class 400 subclass 105][List of Patents for class 400 subclass 105]105 Subclass 105 indent level is 2 Including magnetic encoding
 [List of Pre Grant Publications for class 400 subclass 106][List of Patents for class 400 subclass 106]106 Subclass 106 indent level is 1 Including coded ink (e.g., phosphorescent or color-coded ink, etc.)
 [List of Pre Grant Publications for class 400 subclass 107][List of Patents for class 400 subclass 107]107 Subclass 107 indent level is 1 For coding by conductive mark
 [List of Pre Grant Publications for class 400 subclass 108][List of Patents for class 400 subclass 108]108 Subclass 108 indent level is 1 For marking laundry
[List of Pre Grant Publications for class 400 subclass 109][List of Patents for class 400 subclass 109]109 FOREIGN LANGUAGE OR BRAILLE TYPEWRITER
 [List of Pre Grant Publications for class 400 subclass 109.1][List of Patents for class 400 subclass 109.1]109.1 Subclass 109.1 indent level is 1 Braille
 [List of Pre Grant Publications for class 400 subclass 110][List of Patents for class 400 subclass 110]110 Subclass 110 indent level is 1 Including Oriental language
 [List of Pre Grant Publications for class 400 subclass 111][List of Patents for class 400 subclass 111]111 Subclass 111 indent level is 1 Including Semitic language
[List of Pre Grant Publications for class 400 subclass 112][List of Patents for class 400 subclass 112]112 ANNULAR TYPEWRITER (E.G., FOR TYPING AROUND CIRCUMFERENCE OF PLATEN)
 [List of Pre Grant Publications for class 400 subclass 113][List of Patents for class 400 subclass 113]113 Subclass 113 indent level is 1 Including vertically disposed platen
 [List of Pre Grant Publications for class 400 subclass 114][List of Patents for class 400 subclass 114]114 Subclass 114 indent level is 1 Platen axis horizontal and extending front-to-rear
 [List of Pre Grant Publications for class 400 subclass 115][List of Patents for class 400 subclass 115]115 Subclass 115 indent level is 1 Powered Actuated
[List of Pre Grant Publications for class 400 subclass 116][List of Patents for class 400 subclass 116]116 MUSIC-ROLL OR MUSICAL-NOTATION TYPEWRITER
 [List of Pre Grant Publications for class 400 subclass 117][List of Patents for class 400 subclass 117]117 Subclass 117 indent level is 1 Musical-notation typewriter
 [List of Pre Grant Publications for class 400 subclass 118.1][List of Patents for class 400 subclass 118.1]118.1 TYPING BY HEATED DIE
[List of Pre Grant Publications for class 400 subclass 118.2][List of Patents for class 400 subclass 118.2]118.2 TYPING BY OTHER THAN TYPE-FACE OR TYPE-DIE
 [List of Pre Grant Publications for class 400 subclass 118.3][List of Patents for class 400 subclass 118.3]118.3 Subclass 118.3 indent level is 1 Electroconductive transfer
[List of Pre Grant Publications for class 400 subclass 120.01][List of Patents for class 400 subclass 120.01]120.01 Subclass 120.01 indent level is 1 Thermal
[List of Pre Grant Publications for class 400 subclass 120.02][List of Patents for class 400 subclass 120.02]120.02 Subclass 120.02 indent level is 2 Multicolor
[List of Pre Grant Publications for class 400 subclass 120.05][List of Patents for class 400 subclass 120.05]120.05 Subclass 120.05 indent level is 2 Block driving
 [List of Pre Grant Publications for class 400 subclass 120.07][List of Patents for class 400 subclass 120.07]120.07 Subclass 120.07 indent level is 2 Gradational recording
 [List of Pre Grant Publications for class 400 subclass 120.08][List of Patents for class 400 subclass 120.08]120.08 Subclass 120.08 indent level is 2 Preheating
[List of Pre Grant Publications for class 400 subclass 120.09][List of Patents for class 400 subclass 120.09]120.09 Subclass 120.09 indent level is 2 Density control
[List of Pre Grant Publications for class 400 subclass 120.16][List of Patents for class 400 subclass 120.16]120.16 Subclass 120.16 indent level is 2 Recording means support or actuator
 [List of Pre Grant Publications for class 400 subclass 120.18][List of Patents for class 400 subclass 120.18]120.18 Subclass 120.18 indent level is 2 Pre- or post-image recording treatment
[List of Pre Grant Publications for class 400 subclass 124.01][List of Patents for class 400 subclass 124.01]124.01 Subclass 124.01 indent level is 1 Character formation by impact (e.g., wire matrix)
[List of Pre Grant Publications for class 400 subclass 124.02][List of Patents for class 400 subclass 124.02]124.02 Subclass 124.02 indent level is 2 With signal conditioning
[List of Pre Grant Publications for class 400 subclass 124.08][List of Patents for class 400 subclass 124.08]124.08 Subclass 124.08 indent level is 2 Plural printheads
 [List of Pre Grant Publications for class 400 subclass 124.1][List of Patents for class 400 subclass 124.1]124.1 Subclass 124.1 indent level is 2 With inking
[List of Pre Grant Publications for class 400 subclass 124.11][List of Patents for class 400 subclass 124.11]124.11 Subclass 124.11 indent level is 2 Printhead
[List of Pre Grant Publications for class 400 subclass 127][List of Patents for class 400 subclass 127]127 TYPING TO PRODUCE EMBOSSED CHARACTER
 [List of Pre Grant Publications for class 400 subclass 128][List of Patents for class 400 subclass 128]128 Subclass 128 indent level is 1 Character embossed or typed on nonplanar article (e.g., golf ball, toothbrush, etc.)
[List of Pre Grant Publications for class 400 subclass 129][List of Patents for class 400 subclass 129]129 Subclass 129 indent level is 1 By type-die mounted on carrier movable for selection of character
 [List of Pre Grant Publications for class 400 subclass 130][List of Patents for class 400 subclass 130]130 Subclass 130 indent level is 2 Including programmed-control-system
 [List of Pre Grant Publications for class 400 subclass 131][List of Patents for class 400 subclass 131]131 Subclass 131 indent level is 2 Electrically powered
 [List of Pre Grant Publications for class 400 subclass 132][List of Patents for class 400 subclass 132]132 Subclass 132 indent level is 2 Type-die reciprocable on carrier
 [List of Pre Grant Publications for class 400 subclass 133][List of Patents for class 400 subclass 133]133 Subclass 133 indent level is 2 On endless-band carrier
[List of Pre Grant Publications for class 400 subclass 134][List of Patents for class 400 subclass 134]134 Subclass 134 indent level is 2 On rotatable carrier
[List of Pre Grant Publications for class 400 subclass 135][List of Patents for class 400 subclass 135]135 TYPING TO PRODUCE PIERCED CHARACTER
 [List of Pre Grant Publications for class 400 subclass 136][List of Patents for class 400 subclass 136]136 Subclass 136 indent level is 1 Cutout character for stencil
[List of Pre Grant Publications for class 400 subclass 137][List of Patents for class 400 subclass 137]137 Subclass 137 indent level is 1 Check-protection character
[List of Pre Grant Publications for class 400 subclass 138][List of Patents for class 400 subclass 138]138 Subclass 138 indent level is 2 By type-die mounted on carrier movable for selection of character
[List of Pre Grant Publications for class 400 subclass 139][List of Patents for class 400 subclass 139]139 INCLUDING TYPE-SET-ASSEMBLAGE MOUNTED ON CARRIER AND RELATIVELY MOVABLE FOR SELECTION AND FOR IMPACT OF TYPE-FACE
[List of Pre Grant Publications for class 400 subclass 140][List of Patents for class 400 subclass 140]140 Subclass 140 indent level is 1 Including type-faces movable relative to type-face-carrier
[List of Pre Grant Publications for class 400 subclass 141][List of Patents for class 400 subclass 141]141 Subclass 141 indent level is 2 Slidable type-faces mounted on reciprocable carrier
 [List of Pre Grant Publications for class 400 subclass 142][List of Patents for class 400 subclass 142]142 Subclass 142 indent level is 2 Slidable type-faces on rotatable carrier
 [List of Pre Grant Publications for class 400 subclass 143][List of Patents for class 400 subclass 143]143 Subclass 143 indent level is 2 Rotatable type-face carrier including type-faces on pivotable arms
[List of Pre Grant Publications for class 400 subclass 144][List of Patents for class 400 subclass 144]144 Subclass 144 indent level is 2 Type-face-carrier including type-faces on flexible arms
[List of Pre Grant Publications for class 400 subclass 145][List of Patents for class 400 subclass 145]145 Subclass 145 indent level is 2 Type-faces on deformable type-face-carrier
 [List of Pre Grant Publications for class 400 subclass 146][List of Patents for class 400 subclass 146]146 Subclass 146 indent level is 1 Including endless-band carrier for type-faces
[List of Pre Grant Publications for class 400 subclass 147][List of Patents for class 400 subclass 147]147 Subclass 147 indent level is 1 Type-faces arranged in rectilinear row and selected by reciprocable movement
 [List of Pre Grant Publications for class 400 subclass 148][List of Patents for class 400 subclass 148]148 Subclass 148 indent level is 2 On rotatable carrier having plural rectilinear rows
[List of Pre Grant Publications for class 400 subclass 149][List of Patents for class 400 subclass 149]149 Subclass 149 indent level is 1 Plural type-heads mounted for selective individual type-head-imprinting movement
 [List of Pre Grant Publications for class 400 subclass 150][List of Patents for class 400 subclass 150]150 Subclass 150 indent level is 2 Type-heads arranged for selective individual imprinting movement away from coaxial rest position
[List of Pre Grant Publications for class 400 subclass 151][List of Patents for class 400 subclass 151]151 Subclass 151 indent level is 2 Turret carrier for type-heads
 [List of Pre Grant Publications for class 400 subclass 152][List of Patents for class 400 subclass 152]152 Subclass 152 indent level is 1 Type drum having multiple type-set-assemblages
[List of Pre Grant Publications for class 400 subclass 153][List of Patents for class 400 subclass 153]153 Subclass 153 indent level is 1 Imprint by movement of record-medium against type-face
[List of Pre Grant Publications for class 400 subclass 154][List of Patents for class 400 subclass 154]154 Subclass 154 indent level is 2 By hammer impacting record-medium against type-face on type-head (e.g., type shuttle, etc.)
[List of Pre Grant Publications for class 400 subclass 158][List of Patents for class 400 subclass 158]158 Subclass 158 indent level is 2 Including platen for moving record-medium against type-face and mechanism for feeding record-medium
 [List of Pre Grant Publications for class 400 subclass 159][List of Patents for class 400 subclass 159]159 Subclass 159 indent level is 2 Including platen for moving record-medium against type-face and mechanism for inking type-face
[List of Pre Grant Publications for class 400 subclass 160][List of Patents for class 400 subclass 160]160 Subclass 160 indent level is 1 Imprint by pivoting of type-head-carrier and type-head against record-medium
[List of Pre Grant Publications for class 400 subclass 161][List of Patents for class 400 subclass 161]161 Subclass 161 indent level is 2 Type-head-carrier movable on movable carriage
[List of Pre Grant Publications for class 400 subclass 162][List of Patents for class 400 subclass 162]162 Subclass 162 indent level is 2 Type-head movable for selection of type-face
 [List of Pre Grant Publications for class 400 subclass 166][List of Patents for class 400 subclass 166]166 Subclass 166 indent level is 2 Including impact control
 [List of Pre Grant Publications for class 400 subclass 167][List of Patents for class 400 subclass 167]167 Subclass 167 indent level is 2 Including rebound control
 [List of Pre Grant Publications for class 400 subclass 168][List of Patents for class 400 subclass 168]168 Subclass 168 indent level is 2 Articulated-support joint
 [List of Pre Grant Publications for class 400 subclass 169][List of Patents for class 400 subclass 169]169 Subclass 169 indent level is 2 Detenting to fix type-head for imprinting
 [List of Pre Grant Publications for class 400 subclass 170][List of Patents for class 400 subclass 170]170 Subclass 170 indent level is 2 Including movable printing anvil within type-head
 [List of Pre Grant Publications for class 400 subclass 171][List of Patents for class 400 subclass 171]171 Subclass 171 indent level is 1 Plural type-set-assemblages selectively movable from a storage station to a printing station
 [List of Pre Grant Publications for class 400 subclass 172][List of Patents for class 400 subclass 172]172 Subclass 172 indent level is 1 Type-faces mounted on type chips and removable from storage for printing
 [List of Pre Grant Publications for class 400 subclass 173][List of Patents for class 400 subclass 173]173 Subclass 173 indent level is 1 With means for exposing last-typed character
[List of Pre Grant Publications for class 400 subclass 174][List of Patents for class 400 subclass 174]174 Subclass 174 indent level is 1 Type-head, per se
 [List of Pre Grant Publications for class 400 subclass 175][List of Patents for class 400 subclass 175]175 Subclass 175 indent level is 2 Detachable from carrier (e.g., interchangeable)
[List of Pre Grant Publications for class 400 subclass 176][List of Patents for class 400 subclass 176]176 HAVING FLUID-PRESSURE POWER DRIVE
 [List of Pre Grant Publications for class 400 subclass 177][List of Patents for class 400 subclass 177]177 Subclass 177 indent level is 1 Including pneumatic decoder for perforated tape
 [List of Pre Grant Publications for class 400 subclass 178][List of Patents for class 400 subclass 178]178 Subclass 178 indent level is 1 For producing typewriter-control tape (e.g., perforated tape, etc.)
[List of Pre Grant Publications for class 400 subclass 179][List of Patents for class 400 subclass 179]179 Subclass 179 indent level is 1 For type-face selection or choice
 [List of Pre Grant Publications for class 400 subclass 180][List of Patents for class 400 subclass 180]180 Subclass 180 indent level is 2 Including key-board driven by external pneumatic source
 [List of Pre Grant Publications for class 400 subclass 181][List of Patents for class 400 subclass 181]181 Subclass 181 indent level is 2 By pneumatic actuation of type-face or type-bar
[List of Pre Grant Publications for class 400 subclass 182][List of Patents for class 400 subclass 182]182 Subclass 182 indent level is 1 For movement of carriage or platen
 [List of Pre Grant Publications for class 400 subclass 183][List of Patents for class 400 subclass 183]183 Subclass 183 indent level is 2 Including line-spacing
 [List of Pre Grant Publications for class 400 subclass 184][List of Patents for class 400 subclass 184]184 HAVING TYPEWRITER-CONTROLLED RECIPROCABLE ELECTROMAGNETIC DRIVE FOR PLURAL FUNCTIONS IN SAME TYPEWRITER
[List of Pre Grant Publications for class 400 subclass 185][List of Patents for class 400 subclass 185]185 HAVING POWER-DRIVEN OPERATOR FOR PLURAL FUNCTIONS
 [List of Pre Grant Publications for class 400 subclass 186][List of Patents for class 400 subclass 186]186 Subclass 186 indent level is 1 Via continuously rotated power roll selectively connected to operate
 [List of Pre Grant Publications for class 400 subclass 187][List of Patents for class 400 subclass 187]187 Subclass 187 indent level is 1 Usable selectively (e.g., for powered or manual operation, alternative usable functions, etc.)
[List of Pre Grant Publications for class 400 subclass 188][List of Patents for class 400 subclass 188]188 FOR TYPING ON REVERSE SURFACE OF RECORD-MEDIUM
 [List of Pre Grant Publications for class 400 subclass 189][List of Patents for class 400 subclass 189]189 Subclass 189 indent level is 1 By simultaneous use of both surfaces of same ribbon
 [List of Pre Grant Publications for class 400 subclass 190][List of Patents for class 400 subclass 190]190 Subclass 190 indent level is 1 By use of "carbon paper"
[List of Pre Grant Publications for class 400 subclass 191][List of Patents for class 400 subclass 191]191 INCLUDING INTERPOSED INKING DEVICE (E.G., RIBBON) FOR RECORD-MEDIUM
 [List of Pre Grant Publications for class 400 subclass 192][List of Patents for class 400 subclass 192]192 Subclass 192 indent level is 1 Moved by continuously rotating power drive intermittently applied
 [List of Pre Grant Publications for class 400 subclass 193][List of Patents for class 400 subclass 193]193 Subclass 193 indent level is 1 Inking device handheld during typing
[List of Pre Grant Publications for class 400 subclass 194][List of Patents for class 400 subclass 194]194 Subclass 194 indent level is 1 Endless ribbon or cartridge therefor
 [List of Pre Grant Publications for class 400 subclass 195][List of Patents for class 400 subclass 195]195 Subclass 195 indent level is 2 Mobius strip
[List of Pre Grant Publications for class 400 subclass 196][List of Patents for class 400 subclass 196]196 Subclass 196 indent level is 2 Including storage (e.g., in cartridge, etc.) of ribbon
[List of Pre Grant Publications for class 400 subclass 197][List of Patents for class 400 subclass 197]197 Subclass 197 indent level is 1 Renovation of used ribbon
 [List of Pre Grant Publications for class 400 subclass 198][List of Patents for class 400 subclass 198]198 Subclass 198 indent level is 2 With ink heater (e.g., for melting solid ink)
 [List of Pre Grant Publications for class 400 subclass 199][List of Patents for class 400 subclass 199]199 Subclass 199 indent level is 2 By discrete auxiliary band movable with ribbon
 [List of Pre Grant Publications for class 400 subclass 200][List of Patents for class 400 subclass 200]200 Subclass 200 indent level is 2 Selectively actuatable re-inker
 [List of Pre Grant Publications for class 400 subclass 201][List of Patents for class 400 subclass 201]201 Subclass 201 indent level is 2 Of multicolor ribbon
[List of Pre Grant Publications for class 400 subclass 202][List of Patents for class 400 subclass 202]202 Subclass 202 indent level is 2 Renovator attachable to typewriter for replenishing ribbon ink
 [List of Pre Grant Publications for class 400 subclass 203][List of Patents for class 400 subclass 203]203 Subclass 203 indent level is 1 Ribbon disposed within platen
[List of Pre Grant Publications for class 400 subclass 204][List of Patents for class 400 subclass 204]204 Subclass 204 indent level is 1 For typing plural copies simultaneously with ribbon(s) (e.g., duplicate typing)
[List of Pre Grant Publications for class 400 subclass 205][List of Patents for class 400 subclass 205]205 Subclass 205 indent level is 2 Including holder for short length of ribbon
[List of Pre Grant Publications for class 400 subclass 206][List of Patents for class 400 subclass 206]206 Subclass 206 indent level is 2 Using plural ribbons (e.g., additional ribbon(s)
[List of Pre Grant Publications for class 400 subclass 207][List of Patents for class 400 subclass 207]207 Subclass 207 indent level is 1 Package for ribbon facilitating mounting of ribbon on typewriter (e.g., ribbon cartridge)
[List of Pre Grant Publications for class 400 subclass 208][List of Patents for class 400 subclass 208]208 Subclass 208 indent level is 2 Package attached to typewriter
 [List of Pre Grant Publications for class 400 subclass 209][List of Patents for class 400 subclass 209]209 Subclass 209 indent level is 1 For bottom-strike typewriter
 [List of Pre Grant Publications for class 400 subclass 210][List of Patents for class 400 subclass 210]210 Subclass 210 indent level is 1 For boldface typing
[List of Pre Grant Publications for class 400 subclass 211][List of Patents for class 400 subclass 211]211 Subclass 211 indent level is 1 Including mechanism for shifting ribbon laterally at print-point
 [List of Pre Grant Publications for class 400 subclass 212][List of Patents for class 400 subclass 212]212 Subclass 212 indent level is 2 Via electrically powered actuator
[List of Pre Grant Publications for class 400 subclass 213][List of Patents for class 400 subclass 213]213 Subclass 213 indent level is 2 For impact of successive type-faces on one field of ribbon in path not parallel to longitudinal extent of ribbon (e.g., "zigzag", oblique, etc.)
 [List of Pre Grant Publications for class 400 subclass 214][List of Patents for class 400 subclass 214]214 Subclass 214 indent level is 2 Plural ribbons shiftable laterally (e.g., by duplicate vibrators)
[List of Pre Grant Publications for class 400 subclass 215][List of Patents for class 400 subclass 215]215 Subclass 215 indent level is 2 By ribbon vibrator
[List of Pre Grant Publications for class 400 subclass 217][List of Patents for class 400 subclass 217]217 Subclass 217 indent level is 2 To shift impact path (e.g., during ribbon reversal)
[List of Pre Grant Publications for class 400 subclass 218][List of Patents for class 400 subclass 218]218 Subclass 218 indent level is 1 Ribbon-reversing mechanism
[List of Pre Grant Publications for class 400 subclass 219][List of Patents for class 400 subclass 219]219 Subclass 219 indent level is 2 Including means responsive to depletion of ribbon supply
[List of Pre Grant Publications for class 400 subclass 220][List of Patents for class 400 subclass 220]220 Subclass 220 indent level is 2 Alternative pawl-and-ratchet drive including ratchet directly connected to spool or spindle
[List of Pre Grant Publications for class 400 subclass 221][List of Patents for class 400 subclass 221]221 Subclass 221 indent level is 2 Alternative gear drive including gear directly connected to spool or spindle
 [List of Pre Grant Publications for class 400 subclass 222][List of Patents for class 400 subclass 222]222 Subclass 222 indent level is 2 Alternative clutch drive including clutch member directly connected to spool or spindle
[List of Pre Grant Publications for class 400 subclass 223][List of Patents for class 400 subclass 223]223 Subclass 223 indent level is 1 Ribbon-feeding mechanism
[List of Pre Grant Publications for class 400 subclass 224][List of Patents for class 400 subclass 224]224 Subclass 224 indent level is 2 For feeding ribbon angularly to print-line at print-point
 [List of Pre Grant Publications for class 400 subclass 225][List of Patents for class 400 subclass 225]225 Subclass 225 indent level is 2 Including electrically powered drive means (e.g., solenoid, stepping motor, etc.)
 [List of Pre Grant Publications for class 400 subclass 226][List of Patents for class 400 subclass 226]226 Subclass 226 indent level is 2 For feeding ribbon partial character-space before impact and partial character-space after impact
[List of Pre Grant Publications for class 400 subclass 227][List of Patents for class 400 subclass 227]227 Subclass 227 indent level is 2 For narrow carbon ribbon (e.g., carbon ink, "single use", etc.)
 [List of Pre Grant Publications for class 400 subclass 228][List of Patents for class 400 subclass 228]228 Subclass 228 indent level is 2 Including pin-feed-engaging ribbon
 [List of Pre Grant Publications for class 400 subclass 229][List of Patents for class 400 subclass 229]229 Subclass 229 indent level is 2 Mounted with movable type-face-carrier or type-head-carrier
 [List of Pre Grant Publications for class 400 subclass 230][List of Patents for class 400 subclass 230]230 Subclass 230 indent level is 2 With fast rewind of ribbon
 [List of Pre Grant Publications for class 400 subclass 231][List of Patents for class 400 subclass 231]231 Subclass 231 indent level is 2 With prevention of ribbon feed (e.g., for nontype operation, etc.)
 [List of Pre Grant Publications for class 400 subclass 232][List of Patents for class 400 subclass 232]232 Subclass 232 indent level is 2 Including feed at particular feed rate (e.g., "creep" feed)
 [List of Pre Grant Publications for class 400 subclass 233][List of Patents for class 400 subclass 233]233 Subclass 233 indent level is 2 Ribbon feed from supply only during carriage return
 [List of Pre Grant Publications for class 400 subclass 234][List of Patents for class 400 subclass 234]234 Subclass 234 indent level is 2 Including ribbon tensioner
[List of Pre Grant Publications for class 400 subclass 235][List of Patents for class 400 subclass 235]235 Subclass 235 indent level is 2 Drive applied by means directly engaging ribbon in advance of takeup
[List of Pre Grant Publications for class 400 subclass 236][List of Patents for class 400 subclass 236]236 Subclass 236 indent level is 2 Drive applied directly to spool or spool spindle
[List of Pre Grant Publications for class 400 subclass 237][List of Patents for class 400 subclass 237]237 Subclass 237 indent level is 1 Ribbon, per se
 [List of Pre Grant Publications for class 400 subclass 238][List of Patents for class 400 subclass 238]238 Subclass 238 indent level is 2 Having leader portion (e.g., for threading, etc.)
 [List of Pre Grant Publications for class 400 subclass 239][List of Patents for class 400 subclass 239]239 Subclass 239 indent level is 2 With ribbon-reversing indicator or device on ribbon
[List of Pre Grant Publications for class 400 subclass 240][List of Patents for class 400 subclass 240]240 Subclass 240 indent level is 2 Including differently pigmented fields
[List of Pre Grant Publications for class 400 subclass 241][List of Patents for class 400 subclass 241]241 Subclass 241 indent level is 2 Particular ribbon material
[List of Pre Grant Publications for class 400 subclass 242][List of Patents for class 400 subclass 242]242 Subclass 242 indent level is 1 Ribbon spool or mount therefor
 [List of Pre Grant Publications for class 400 subclass 243][List of Patents for class 400 subclass 243]243 Subclass 243 indent level is 2 Universally adaptable
 [List of Pre Grant Publications for class 400 subclass 244][List of Patents for class 400 subclass 244]244 Subclass 244 indent level is 2 Including ribbon-reversing indicator or device on spool or mount
 [List of Pre Grant Publications for class 400 subclass 245][List of Patents for class 400 subclass 245]245 Subclass 245 indent level is 2 Including magnetic retainer
 [List of Pre Grant Publications for class 400 subclass 246][List of Patents for class 400 subclass 246]246 Subclass 246 indent level is 2 Spool for full-page-wide ribbon
[List of Pre Grant Publications for class 400 subclass 247][List of Patents for class 400 subclass 247]247 Subclass 247 indent level is 1 Means auxiliary to ribbon mechanism (e.g., shield, guide, etc.)
[List of Pre Grant Publications for class 400 subclass 248][List of Patents for class 400 subclass 248]248 Subclass 248 indent level is 2 Including guide for ribbon
 [List of Pre Grant Publications for class 400 subclass 249][List of Patents for class 400 subclass 249]249 Subclass 249 indent level is 2 Including indicator for depletion of ribbon (e.g., bell, sign, etc.)
 [List of Pre Grant Publications for class 400 subclass 250][List of Patents for class 400 subclass 250]250 Subclass 250 indent level is 2 Including tool for inserting ribbon
[List of Pre Grant Publications for class 400 subclass 251][List of Patents for class 400 subclass 251]251 CASE-SHIFT MECHANISM
 [List of Pre Grant Publications for class 400 subclass 252][List of Patents for class 400 subclass 252]252 Subclass 252 indent level is 1 Including programmed-control-system
 [List of Pre Grant Publications for class 400 subclass 253][List of Patents for class 400 subclass 253]253 Subclass 253 indent level is 1 Including electronic control or code-bar control
 [List of Pre Grant Publications for class 400 subclass 254][List of Patents for class 400 subclass 254]254 Subclass 254 indent level is 1 Controlled by typewriter-actuated mechanism
 [List of Pre Grant Publications for class 400 subclass 255][List of Patents for class 400 subclass 255]255 Subclass 255 indent level is 1 Including plural case-shift mechanisms (e.g., for simultaneous or selective use)
 [List of Pre Grant Publications for class 400 subclass 256][List of Patents for class 400 subclass 256]256 Subclass 256 indent level is 1 Actuated by toggle-linkage
 [List of Pre Grant Publications for class 400 subclass 257][List of Patents for class 400 subclass 257]257 Subclass 257 indent level is 1 For case-shift by type-head (e.g., spherical type-head) movement
[List of Pre Grant Publications for class 400 subclass 258][List of Patents for class 400 subclass 258]258 Subclass 258 indent level is 1 Power-operated mechanism (e.g., for locking shift key)
 [List of Pre Grant Publications for class 400 subclass 259][List of Patents for class 400 subclass 259]259 Subclass 259 indent level is 2 For shifting platen
 [List of Pre Grant Publications for class 400 subclass 260][List of Patents for class 400 subclass 260]260 Subclass 260 indent level is 2 For shifting type-bar-segment
[List of Pre Grant Publications for class 400 subclass 261][List of Patents for class 400 subclass 261]261 Subclass 261 indent level is 1 Multiple-shift mechanism (i.e., for type-bar having three or more type faces thereon)
 [List of Pre Grant Publications for class 400 subclass 262][List of Patents for class 400 subclass 262]262 Subclass 262 indent level is 2 For shifting type-bar-segment
[List of Pre Grant Publications for class 400 subclass 263][List of Patents for class 400 subclass 263]263 Subclass 263 indent level is 2 For shifting type-bar or type-face on type-bar
[List of Pre Grant Publications for class 400 subclass 264][List of Patents for class 400 subclass 264]264 Subclass 264 indent level is 1 For shifting platen
 [List of Pre Grant Publications for class 400 subclass 265][List of Patents for class 400 subclass 265]265 Subclass 265 indent level is 2 Fore-and-aft (e.g., for top-strike or bottom-strike typewriter)
[List of Pre Grant Publications for class 400 subclass 266][List of Patents for class 400 subclass 266]266 Subclass 266 indent level is 2 Mounted on pivotally movable platen carrier
 [List of Pre Grant Publications for class 400 subclass 267][List of Patents for class 400 subclass 267]267 Subclass 267 indent level is 2 By depression of space-bar
[List of Pre Grant Publications for class 400 subclass 268][List of Patents for class 400 subclass 268]268 Subclass 268 indent level is 1 For shifting type-face or type-bar
[List of Pre Grant Publications for class 400 subclass 269][List of Patents for class 400 subclass 269]269 Subclass 269 indent level is 2 By shifting type-bar or type-face on type-bar
[List of Pre Grant Publications for class 400 subclass 270][List of Patents for class 400 subclass 270]270 Subclass 270 indent level is 2 Mounted on type-bar support (e.g., guide pin, type-bar-segment, etc.)
 [List of Pre Grant Publications for class 400 subclass 271][List of Patents for class 400 subclass 271]271 Subclass 271 indent level is 1 By choosing from one of a plurality of type-bars operated by a single key
[List of Pre Grant Publications for class 400 subclass 272][List of Patents for class 400 subclass 272]272 Subclass 272 indent level is 1 Including key attachment for case-shift
 [List of Pre Grant Publications for class 400 subclass 273][List of Patents for class 400 subclass 273]273 Subclass 273 indent level is 2 Operated by user's leg, (e.g., foot, knee, etc.)
[List of Pre Grant Publications for class 400 subclass 274][List of Patents for class 400 subclass 274]274 Subclass 274 indent level is 1 For locking case-shift mechanism in position (e.g., rebound lock, cam, etc.)
 [List of Pre Grant Publications for class 400 subclass 275][List of Patents for class 400 subclass 275]275 Subclass 275 indent level is 2 For locking platen in fore-and-aft position (e.g., by overcenter spring, etc.)
[List of Pre Grant Publications for class 400 subclass 276][List of Patents for class 400 subclass 276]276 Subclass 276 indent level is 2 For locking shift-key lever in depressed position
[List of Pre Grant Publications for class 400 subclass 277][List of Patents for class 400 subclass 277]277 Subclass 277 indent level is 1 Including limit stop (e.g., block, chain, etc.)
 [List of Pre Grant Publications for class 400 subclass 278][List of Patents for class 400 subclass 278]278 Subclass 278 indent level is 2 Including limit screw
[List of Pre Grant Publications for class 400 subclass 279][List of Patents for class 400 subclass 279]279 CONTROL OF PRINT POSITION ALONG PRINT-LINE BY SIGNAL GENERATED BY PROGRAMMED-CONTROL-SYSTEM
[List of Pre Grant Publications for class 400 subclass 280][List of Patents for class 400 subclass 280]280 Subclass 280 indent level is 1 Program is indicia on auxiliary member
 [List of Pre Grant Publications for class 400 subclass 281][List of Patents for class 400 subclass 281]281 Subclass 281 indent level is 2 Member is punched tape or card
 [List of Pre Grant Publications for class 400 subclass 282][List of Patents for class 400 subclass 282]282 Subclass 282 indent level is 1 Program is indicia on record-medium
[List of Pre Grant Publications for class 400 subclass 283][List of Patents for class 400 subclass 283]283 CARRIAGE OR CARRIAGE-MOVING OR MOVEMENT-REGULATING MECHANISM
[List of Pre Grant Publications for class 400 subclass 284][List of Patents for class 400 subclass 284]284 Subclass 284 indent level is 1 For stopping carriage in tabular position (e.g., column-set positions)
[List of Pre Grant Publications for class 400 subclass 285][List of Patents for class 400 subclass 285]285 Subclass 285 indent level is 2 In denominational positions
 [List of Pre Grant Publications for class 400 subclass 287][List of Patents for class 400 subclass 287]287 Subclass 287 indent level is 2 Column set by control of mutilated carriage-rack
 [List of Pre Grant Publications for class 400 subclass 288][List of Patents for class 400 subclass 288]288 Subclass 288 indent level is 2 Column set by control of tab-rack
[List of Pre Grant Publications for class 400 subclass 289][List of Patents for class 400 subclass 289]289 Subclass 289 indent level is 2 Column set by control of tap-stops or column-stops or counter-stops
 [List of Pre Grant Publications for class 400 subclass 290][List of Patents for class 400 subclass 290]290 Subclass 290 indent level is 2 Forward or reverse tabulation
 [List of Pre Grant Publications for class 400 subclass 291][List of Patents for class 400 subclass 291]291 Subclass 291 indent level is 2 With impact cushion or rebound check
 [List of Pre Grant Publications for class 400 subclass 292][List of Patents for class 400 subclass 292]292 Subclass 292 indent level is 2 With control of carriage velocity
 [List of Pre Grant Publications for class 400 subclass 293][List of Patents for class 400 subclass 293]293 Subclass 293 indent level is 2 By multiple-pitch tab-racks or multilated gear
[List of Pre Grant Publications for class 400 subclass 294][List of Patents for class 400 subclass 294]294 Subclass 294 indent level is 2 Stop-setting or stop-clearing mechanism
 [List of Pre Grant Publications for class 400 subclass 298][List of Patents for class 400 subclass 298]298 Subclass 298 indent level is 2 Tab-stop or tab-rack structure, per se
 [List of Pre Grant Publications for class 400 subclass 299][List of Patents for class 400 subclass 299]299 Subclass 299 indent level is 1 With rotatable type wheel for repeat printing in response to carriage movement
[List of Pre Grant Publications for class 400 subclass 300][List of Patents for class 400 subclass 300]300 Subclass 300 indent level is 1 Key-actuated mechanism for nonfeed of carriage (e.g., "silent" key, locking carriage, etc.)
 [List of Pre Grant Publications for class 400 subclass 301][List of Patents for class 400 subclass 301]301 Subclass 301 indent level is 2 By disabling carriage-escapement mechanism
 [List of Pre Grant Publications for class 400 subclass 302][List of Patents for class 400 subclass 302]302 Subclass 302 indent level is 2 By key actuated independently of carriage feed
[List of Pre Grant Publications for class 400 subclass 303][List of Patents for class 400 subclass 303]303 Subclass 303 indent level is 1 For varying carriage feed
 [List of Pre Grant Publications for class 400 subclass 304][List of Patents for class 400 subclass 304]304 Subclass 304 indent level is 2 For kerning or overlap imprinting
 [List of Pre Grant Publications for class 400 subclass 305][List of Patents for class 400 subclass 305]305 Subclass 305 indent level is 2 By force-feed or screw-feed mechanism
[List of Pre Grant Publications for class 400 subclass 306][List of Patents for class 400 subclass 306]306 Subclass 306 indent level is 2 Proportional to variable widths of imprinted characters
[List of Pre Grant Publications for class 400 subclass 308][List of Patents for class 400 subclass 308]308 Subclass 308 indent level is 1 Carriage backspace mechanism
 [List of Pre Grant Publications for class 400 subclass 309][List of Patents for class 400 subclass 309]309 Subclass 309 indent level is 2 Backspace proportional to variable width of imprinted characters
 [List of Pre Grant Publications for class 400 subclass 310][List of Patents for class 400 subclass 310]310 Subclass 310 indent level is 2 Including powered drive means
 [List of Pre Grant Publications for class 400 subclass 311][List of Patents for class 400 subclass 311]311 Subclass 311 indent level is 2 Including pawl and escapement wheel
 [List of Pre Grant Publications for class 400 subclass 312][List of Patents for class 400 subclass 312]312 Subclass 312 indent level is 2 Including pawl and escapement rack
[List of Pre Grant Publications for class 400 subclass 313][List of Patents for class 400 subclass 313]313 Subclass 313 indent level is 1 Carriage-return mechanism
[List of Pre Grant Publications for class 400 subclass 314][List of Patents for class 400 subclass 314]314 Subclass 314 indent level is 2 With concurrent line-spacing
 [List of Pre Grant Publications for class 400 subclass 315][List of Patents for class 400 subclass 315]315 Subclass 315 indent level is 2 Responsive to carriage position
 [List of Pre Grant Publications for class 400 subclass 316][List of Patents for class 400 subclass 316]316 Subclass 316 indent level is 2 Partial return (e.g., for start of paragraph, etc.)
[List of Pre Grant Publications for class 400 subclass 317][List of Patents for class 400 subclass 317]317 Subclass 317 indent level is 2 Including power drive (e.g., electric, spring, etc.)
 [List of Pre Grant Publications for class 400 subclass 318][List of Patents for class 400 subclass 318]318 Subclass 318 indent level is 2 Initiated by actuator adjacent key-board
[List of Pre Grant Publications for class 400 subclass 319][List of Patents for class 400 subclass 319]319 Subclass 319 indent level is 1 Carriage-feed mechanism (e.g., escapement, etc.)
[List of Pre Grant Publications for class 400 subclass 320][List of Patents for class 400 subclass 320]320 Subclass 320 indent level is 2 For carriage on which a type-head-carrier is mounted
 [List of Pre Grant Publications for class 400 subclass 321][List of Patents for class 400 subclass 321]321 Subclass 321 indent level is 2 With repeat spacing
 [List of Pre Grant Publications for class 400 subclass 322][List of Patents for class 400 subclass 322]322 Subclass 322 indent level is 2 By electric or magnetic power
[List of Pre Grant Publications for class 400 subclass 323][List of Patents for class 400 subclass 323]323 Subclass 323 indent level is 2 Carriage-feed in two directions (e.g., continuous typing in both directions)
 [List of Pre Grant Publications for class 400 subclass 324][List of Patents for class 400 subclass 324]324 Subclass 324 indent level is 2 Word-space concurrent with typing of last character of word
 [List of Pre Grant Publications for class 400 subclass 325][List of Patents for class 400 subclass 325]325 Subclass 325 indent level is 2 By space-bar mechanism (e.g., separate connection to escapement) or paragraph-indentation key
 [List of Pre Grant Publications for class 400 subclass 326][List of Patents for class 400 subclass 326]326 Subclass 326 indent level is 2 With compensator for tilt of typewriter
 [List of Pre Grant Publications for class 400 subclass 327][List of Patents for class 400 subclass 327]327 Subclass 327 indent level is 2 For diagonal print-line
[List of Pre Grant Publications for class 400 subclass 328][List of Patents for class 400 subclass 328]328 Subclass 328 indent level is 2 By force-feed or screw mechanism (e.g., direct drive, screw-biasing carriage, etc.)
[List of Pre Grant Publications for class 400 subclass 329][List of Patents for class 400 subclass 329]329 Subclass 329 indent level is 2 Carriage escapement controlled by pawl