Class   42	FIREARMS
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1.01

INDICATORS

1.02

. (1 indent ) Magazine shot

1.03

. (1 indent ) Single shot, e.g., digital type

1.04

. (1 indent ) Hammer position

1.05

. (1 indent ) Chamber status

1.06

WITH RECOIL REDUCER

1.07

WITH ADJUSTABLE HEAD SPACE

1.071

. (1 indent ) By reaming

1.08

FOR DISCHARGING A STUNNING AGENT

1.09

DISGUISED AS BODY ARTICLE

1.11

BODY BORNE REMOTE OPERATED

1.12

CATTLE SLAUGHTER TYPE

1.13

TRIP, TRAP OR BURGLARY PREVENTION

1.14

UNDERWATER TYPE

1.15

FLARE TYPE GUN

1.16

BILLY CLUB TYPE

52

CANE GUNS

53

PISTOL SWORDS

54

TOY

57

. (1 indent ) Ribbon fed

58

. (1 indent ) Revolvers

55

. (1 indent ) Cannon

2

BREECH LOADING

5

. (1 indent ) Spring-motor operated

8

. (1 indent ) Breech hinged barrel

9

. (1 indent ) Faucet breechblock

10

. (1 indent ) Forward-sliding barrel

11

.. (2 indent ) Magazine

12

. (1 indent ) Side swinging barrel

13

.. (2 indent ) Parallel pivot

14

. (1 indent ) Sliding breechblock

15

.. (2 indent ) Movable chamber

16

.. (2 indent ) Rearward

17

... (3 indent ) Magazine

18

.... (4 indent ) Box

19

.... (4 indent ) Rotary

20

... (3 indent ) Pivoted hammer

21

.... (4 indent ) Magazine

22

....• (5 indent ) Box

25

... (3 indent ) Extractors

16.1

... (3 indent ) Method of making

23

.. (2 indent ) Vertical mortise

24

... (3 indent ) Magazine

26

. (1 indent ) Swinging breechblock

27

.. (2 indent ) Movable chamber

28

.. (2 indent ) Downward and rearward

29

... (3 indent ) Magazine

30

.. (2 indent ) Laterally forward

31

.. (2 indent ) Laterally rearward

32

.. (2 indent ) Parallel pivot

33

... (3 indent ) Magazine

34

.. (2 indent ) Rearward and downward

35

... (3 indent ) Magazine

36

.. (2 indent ) Upward and forward

37

... (3 indent ) Magazine

38

.. (2 indent ) Upward and rearward

39

... (3 indent ) Magazine

39.5

. (1 indent ) Movable chamber

40

. (1 indent ) Upward-tilting breech

41

.. (2 indent ) Firing mechanism

42.01

... (3 indent ) With single actuator

42.02

.... (4 indent ) Plural triggers

42.03

.... (4 indent ) Single trigger and hammer

43

... (3 indent ) Cocking devices

44

.. (2 indent ) Barrel locks

45

... (3 indent ) Hammer cocking

46

.. (2 indent ) Extractors

47

.. (2 indent ) Ejectors

48

... (3 indent ) Hammer

7

. (1 indent ) Grip magazine pistols

6

. (1 indent ) Magazine guns

49.01

. (1 indent ) Magazines

49.02

.. (2 indent ) Adapters or capacity reducers

50

.. (2 indent ) Box

49.1

.. (2 indent ) Method of making

51

MUZZLE LOADERS

59

REVOLVERS

60

. (1 indent ) Magazine-fed cylinder

61

. (1 indent ) Cylinder loaded from muzzle end

62

. (1 indent ) Swinging cylinder

63

. (1 indent ) Hinged barrel

64

.. (2 indent ) Barrel catches

65

. (1 indent ) Firing mechanism

66

.. (2 indent ) Safety devices

67

.. (2 indent ) Cylinder stops

68

. (1 indent ) Shell extractors

69.01

FIRING MECHANISM

69.02

. (1 indent ) Rearward sliding breech bolt

69.03

.. (2 indent ) With pivoted hammer

70.01

SAFETY MECHANISM

70.02

. (1 indent ) Magazine operated

70.03

. (1 indent ) Shoulder operated

70.04

. (1 indent ) Sear trigger lock

70.05

. (1 indent ) Sear lock

70.06

. (1 indent ) Trigger lock

70.07

. (1 indent ) On trigger guard

70.08

. (1 indent ) Hammer or firing pin

70.09

. (1 indent ) Responsive to particular firing angle

70.11

. (1 indent ) Firearm lock

71.01

STOCKS

71.02

. (1 indent ) For pistols

72

. (1 indent ) Auxiliary

73

. (1 indent ) Adjustable

74

. (1 indent ) Cushioned

75.01

STOCK OR BARREL CONNECTORS

75.02

. (1 indent ) Barrel to receiver

75.03

. (1 indent ) Receiver to stock

75.04

. (1 indent ) Hinged or pivoted barrel

75.1

. (1 indent ) Method of making

76.01

BARRELS

76.02

. (1 indent ) Materials or coatings

77

. (1 indent ) Auxiliary

78

. (1 indent ) Rifling or lining

79

. (1 indent ) Choke devices

76.1

. (1 indent ) Method of making or modifying by metal working

83

NIPPLES AND GUARDS

84

ELECTRIC APPLIANCES

85

GUN TRIMMINGS

86

BAYONETS

87

MAGAZINE CHARGERS

88

. (1 indent ) Packs

89

.. (2 indent ) Revolver

90

IMPLEMENTS

93

. (1 indent ) Intrenching

94

. (1 indent ) Rests

95

. (1 indent ) For barrel cleaning

96

. (1 indent ) Firearm protectors

97

. (1 indent ) Weights and balances

98

. (1 indent ) Shell catchers

99

. (1 indent ) Magnetic holding devices

111

. (1 indent ) Sight devices

112

.. (2 indent ) Vent, vented, or ventilated rib type

113

.. (2 indent ) Target spot or dot superimposed on sight

114

.. (2 indent ) Focused beam (e.g., laser on target, etc.)

115

... (3 indent ) Having beam adjusting structure or mounted for correction

116

... (3 indent ) Through the bore type (i.e., insertable into firing chamber)

117

... (3 indent ) Activated by a switch

118

.. (2 indent ) Periscope type or using a mirror

119

.. (2 indent ) Telescopic type

120

... (3 indent ) With a collimating or sighting-in device

121

.... (4 indent ) Insertable into muzzle

122

... (3 indent ) Having a reticle (including adjustable)

123

.... (4 indent ) And an illuminating or incandescent device

124

... (3 indent ) Mount or mounting

125

.... (4 indent ) Allowing adjustment

126

....• (5 indent ) Vertically and laterally

127

.... (4 indent ) Quickly detachable (i.e., knockdown)

128

.... (4 indent ) To nonuse position, including to reload

129

... (3 indent ) Lens cover, scope hood, or shade

130

.. (2 indent ) With a reticle or graticule (e.g., crosshairs, etc.)

131

... (3 indent ) Including an incandescent or illuminating device

132

.. (2 indent ) Illuminated, including fiber optics

133

.. (2 indent ) Having variable size aperture, slot, notch, or cone-shaped

134

.. (2 indent ) Through the bore type (e.g., sighting in, or straightness testing device, etc.)

135

.. (2 indent ) Correctable

136

... (3 indent ) Vertically adjustable (e.g., slide, ramp, etc.)

137

.... (4 indent ) And laterally

138

.... (4 indent ) By pivoting about transverse axis

139

... (3 indent ) Laterally, including target leading type

140

.. (2 indent ) Dual flip-, superimposed-, or dial-type

141

.. (2 indent ) Multisight, for moving targets (e.g., shotgun type, etc.)

142

.. (2 indent ) Nonadjustable rangefinder, type

143

.. (2 indent ) Hood, guard, shade, or cover

144

.. (2 indent ) Using contrasting material or color (e.g., bead, etc.)

145

... (3 indent ) Luminescent, phosphorescent, luminous material

146

.. (2 indent ) Target illuminated (e.g., via flashlight, etc.)

147

.. (2 indent ) Yieldable

148

.. (2 indent ) Stowed, relocated to nonuse position, or quickly detachable

104

. (1 indent ) Finger recoil pad

105

. (1 indent ) For launching grenades

107

MUZZLE MAKING, ATTACHING OR REPAIR

108

TOOL FOR ASSEMBLY OR DISASSEMBLY

106

MISCELLANEOUS

	FOREIGN ART COLLECTIONS

FOR000

CLASS-RELATED FOREIGN DOCUMENTS

	DIGESTS

DIG1

RELEASE TRIGGER

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