US Patent Class 76
METAL TOOLS AND IMPLEMENTS, MAKING



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Current as of: June, 1999
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Products
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  DF  CLASS NOTES
1  DF  MISCELLANEOUS
12  DF  FILE CUTTING
13  DF  .~ Rasp-punching
14  DF  .~ Swaging
15  DF  .~ Trip-operated cutter
16  DF  .~.~ Blow-controlled
17  DF  .~ Idle cutter, hammer-operated
18  DF  .~.~ Blow-controlled
19  DF  .~ Pressers
20  DF  .~ Beds and clamps
21  DF  .~ Cutter heads
22  DF  .~ Feeding
23  DF  .~.~ Screw-operated
24.1  DF  .~ Process
24.5  DF  .~.~ Chemically sharpening
25.1  DF  SAW-MAKING OR FURBISHING DEVICE OR MACHINE
*  DD  .~ Stretching
26  DF  .~.~ Hammer
27  DF  .~.~ Roller
*  DD  .~ Tooth
28  DF  .~.~ Chisel-cutting
29  DF  .~.~ Die-cutting
*  DD  .~ Sharpening and gumming
30  DF  .~.~ Die cutting
31  DF  .~.~ Reciprocating tool
32  DF  .~.~.~ Gin saws
33  DF  .~.~.~ Traveling tool carriage
34  DF  .~.~.~ Clamp feed
35  DF  .~.~.~ Tooth-engaging feed
36  DF  .~.~.~ File holders and guides
37  DF  .~.~ Rotating tool
38  DF  .~.~.~ Spiral
39  DF  .~.~.~ Switch-cam feed
40  DF  .~.~.~ Pivoted gate
41  DF  .~.~.~ Sliding gate
42  DF  .~.~.~ Pivoted saw carriage
43  DF  .~.~.~ Sliding saw carriage
44  DF  .~.~.~ Milling
45  DF  .~.~.~ Disks and cutters
46  DF  .~ Dressing, jointing and gauging
47.1  DF  .~ Dressing or jointing
48  DF  .~.~ Circular saw
49  DF  .~.~ Compressing
50  DF  .~.~ Rotary tool
50.2  DF  .~.~ Band saw dressing
50.4  DF  .~.~ Jointing
51  DF  .~ Swaging
*  DD  .~.~ Pivoted swage
52  DF  .~.~.~ Lever-operated
*  DD  .~.~ Sliding swage
53  DF  .~.~.~ Lever-operated
54  DF  .~.~ Cam swage
55  DF  .~.~ Idle swage
56  DF  .~.~ Tools
57  DF  .~.~ Anvils
58  DF  .~ Setting
59  DF  .~.~ Rotary set
60  DF  .~.~ Screw-operated set
*  DD  .~.~ Pivoted set
61  DF  .~.~.~ Multiple
62  DF  .~.~.~ Trip
63  DF  .~.~.~ Lever-operated
64  DF  .~.~.~.~ Pliers
65  DF  .~.~.~ Idle
*  DD  .~.~ Sliding set
66  DF  .~.~.~ Multiple
67  DF  .~.~.~ Trip
68  DF  .~.~.~ Lever-operated
69  DF  .~.~.~.~ Pliers
70  DF  .~.~.~ Idle
71  DF  .~.~ Spring set
72  DF  .~.~ Swage set
73  DF  .~.~ Anvil set
74  DF  .~ Guides
75  DF  .~ Feeding
76  DF  .~.~ Clamp feed
77  DF  .~.~ Tooth-engaging feed
78.1  DF  .~ Clamp
79  DF  .~.~ Center supports
79.5  DF  .~.~ Vice
80  DF  .~ Tooth-inserters
80.5  DF  .~ Chain saw sharpener
*  DD  MACHINES
2  DF  .~ Auger
3  DF  .~.~ Clearing and lip-cutting
4  DF  .~ Die-forming
5.1  DF  .~ Drill-forming or sharpening
5.4  DF  .~.~ Forging
5.6  DF  .~.~ Punching
6  DF  .~ Eye-headed tool
7  DF  .~.~ Ax
8  DF  .~.~.~ Adjustable header
9  DF  .~ Socket, strap and tang tool
10  DF  .~ Wrench
11  DF  .~ Blank-splitting
*  DD  TOOL SHARPENERS
81  DF  .~ Stropping devices
81.1  DF  .~.~ Under tension
81.2  DF  .~.~.~ By threaded means
81.3  DF  .~.~ Including self-storage or kit
81.4  DF  .~.~.~ Strop biased for retraction
81.5  DF  .~.~ With end-attaching means
81.6  DF  .~.~.~ Including swivel
81.7  DF  .~.~ Rotary or oscillating
81.8  DF  .~.~ Including nonplanar working surface
82  DF  .~ Cutting
82.1  DF  .~.~ Lawn mower
82.2  DF  .~.~ Scissors
83  DF  .~.~ Skate
84  DF  .~.~ Butchers' steels
85  DF  .~.~ Rotary
*  DD  .~.~ Multiple cutter
86  DF  .~.~.~ Converging
87  DF  .~.~.~.~ Disks
88  DF  .~.~ Cutter and guide
89  DF  .~.~.~ Disk
89.1  DF  .~ Edge-serrating
89.2  DF  .~ Swaging
101.1  DF  BLANK OR PROCESS
102  DF  .~ Augers
103  DD  .~ Axes, hammers and hatchets
104.1  DF  .~ Cutlery
105  DF  .~.~ Forks and spoons
106  DF  .~.~ Hollow handles
106.5  DF  .~.~ Hand shears
107.1  DF  .~ Die
107.4  DF  .~.~ Drawing die
107.6  DF  .~.~ Spinnerette
107.8  DF  .~.~ Steel rule die
108.1  DF  .~ Drill
108.2  DF  .~.~ Rock drill
108.4  DF  .~.~ Well drill
108.6  DF  .~.~ Twist drill
109  DF  .~ Hoes, mattocks and picks
110  DF  .~ Keys
111  DF  .~ Pitchforks and rakes
112  DF  .~ Saws
113  DF  .~ Shovels
114  DF  .~ Wrenches
115  DF  .~ Rotary cutter
116  DF  .~ Cutter of sheet metal
117  DF  .~ Involving use of tap or die
118  DF  .~ Scythe
119  DF  .~ Hand tool
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DIGESTS
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DIG 1  DD  Bowling pin
DIG 2  DD  Case hardening
DIG 3  DD  Casting
DIG 4  DD  Chromium
DIG 5  DD  Electric welding
DIG 6  DD  Laminated
DIG 7  DD  Plastics
DIG 8  DD  Razor blade manufacturing
DIG 9  DD  Razor blade sharpeners
DIG 10  DD  Soldering and cooling
DIG 11  DD  Tungsten and tungsten carbide
DIG 12  DD  Diamond tools