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 Class   334TUNERS
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  1           COMBINED DIVERSE-TYPE TUNERS
  2           . (1 indent ) With plural diverse disk or plural diverse cylinder-type turret tuners
  3           . (1 indent ) With mutual tuning element
  4           MAGNETIC FIELD-RESPONSIVE TUNER
  5           CONDITION-RESPONSIVE (E.G., TEMPERATURE COMPENSATION)
  6           . (1 indent ) With condition-responsive inductor or capacitor
  7           PUSH BUTTON AND/OR LEVER-TYPE MECHANICALLY OPERATED TUNER
  8           REMOTELY CONTROLLED TUNER
  9           . (1 indent ) With electromagnetic operator
  10           .. (2 indent ) Solenoid or relay operator
  11           TUNER UNIT DIRECTLY RESPONSIVE TO VOLTAGE AND/OR CURRENT VARIATION
  12           . (1 indent ) Saturable core-type inductor
  13           .. (2 indent ) Automatic frequency-centering circuit
  14           . (1 indent ) Reactance tuning
  15           .. (2 indent ) Semiconductor reactance circuit
  16           .. (2 indent ) Automatic frequency-centering circuit
  17           TUNER UNIT WITH ELECTROMAGNETIC OPERATOR
  18           . (1 indent ) Band scanning or selector circuit
  19           .. (2 indent ) Solenoid or relay-operated tuner means
  20           .. (2 indent ) Motor-operated
  21           ... (3 indent ) Predetermined frequency selector
  22           ... (3 indent ) With reversing means
  23           ... (3 indent ) Clutch means
  24           ... (3 indent ) Relay-controlled
  25           .... (4 indent ) Plural relays
  26           . (1 indent ) Automatic frequency-centering circuit
  27           .. (2 indent ) Tool-driven aligning apparatus
  28           .. (2 indent ) Plural signal sources
  29           . (1 indent ) Predetermined center frequency selector (e.g., push-button control)
  30           WITH RESONANCE INDICATOR
  31           . (1 indent ) Meter type
  32           .. (2 indent ) With optical and/or shading device
  33           . (1 indent ) Cathode ray type
  34           .. (2 indent ) Magic eye
  35           ... (3 indent ) Plural shadows
  36           . (1 indent ) Lamp type
  37           .. (2 indent ) Glow discharge
  38           WITH REACTOR ELEMENT WINDING AND UNWINDING COMBINED
  39           COMBINED
  40           SENSITIVITY OR "Q" ADJUSTMENT MEANS IN TUNED CIRCUITRY
  41           WITH RESONANT LINE ELEMENTS
  42           . (1 indent ) Plural-operated tuning units
  43           .. (2 indent ) With shaft operator
  44           . (1 indent ) Deformable
  45           . (1 indent ) With lumped capacitor in tuned circuit
  46           WITH COMPRESSIBLE OR DEFORMABLE-TYPE TUNER
  47           WITH SWITCHING MEANS
  48           . (1 indent ) Tuner switch rockable for fine tuning
  49           . (1 indent ) Disk-type turret tuner
  50           . (1 indent ) Drum or cylinder-type turret tuner
  51           .. (2 indent ) With vernier tuning means
  52           . (1 indent ) Switch operated by variable tuning means
  53           .. (2 indent ) Rectilinearly operated switch
  54           . (1 indent ) Rectilinearly operated switch
  55           . (1 indent ) Capacitor only modified or substituted by switching
  56           . (1 indent ) Inductor only modified or substituted by switching
  57           .. (2 indent ) With vernier tuning means
  58           ... (3 indent ) Variable capacitor
  59           . (1 indent ) Tuned transformer circuit substituted by switching
  60           .. (2 indent ) Tuned circuit shorted by switch
  61           MUTUAL INDUCTANCE VARIABLE MEANS
  62           . (1 indent ) Variometer
  63           . (1 indent ) Plural coils having common adjustable core
  64           SERIES TUNED CIRCUIT
  65           INDUCTOR AND CAPACITOR BOTH VARIABLE
  66           . (1 indent ) With variable inductor and capacitor structure in common
  67           .. (2 indent ) Butterfly-type tuner
  68           .. (2 indent ) Rectilinearly movable reactance adjusting elements
  69           . (1 indent ) Inductor and capacitor simultaneously varied
  70           .. (2 indent ) Core tuned inductor
  71           VARIABLE INDUCTOR TUNED
  72           . (1 indent ) Movable contact adjustable over length of inductor
  73           .. (2 indent ) With capacitor-type contact
  74           . (1 indent ) Adjustable core type
  75           .. (2 indent ) With inductor wound in particular shape
  76           .. (2 indent ) With particular shape and/or type of core
  77           .. (2 indent ) Gang-operated
  78           VARIABLE CAPACITOR TUNED
  79           . (1 indent ) Straight-line frequency type
  80           . (1 indent ) With variable spacing between plates
  81           . (1 indent ) Rectilinearly sliding plates
  82           . (1 indent ) With particular shape and/or arrangement of plates
  83           . (1 indent ) Gang-operated capacitors
  84           . (1 indent ) Capacitor drive means
  85           WITH SHIELDING OR HOUSING MEANS
  86           WITH INDICATOR
  87           . (1 indent ) Band-switching
  88           WITH STOP OR POSITIONING MEANS (E.G., DETENTS)
  89           MISCELLANEOUS
 
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This data is current as of December/2011