US Patent Class 89-- ORDNANCE-- MAIN HEADINGS

US Patent Class 89
ORDNANCE-- Main Headings

		CLASS NOTES
1.12	DF	GUN HEATERS
1.13	DF	MINE-DESTROYING DEVICES
1.15	DF	WELL PERFORATORS
1.16	DF	ENGINE STARTERS
1.2	DF	SMOKE OR RESIDUE EJECTOR
1.25	DF	LUBRICANT INJECTOR
1.34	DF	LINE THROWING
1.35	DF	TRENCH MORTARS
1.3	DF	MUZZLE LOADING
1.42	DF	GUN HANDLES
1.51	DF	BOMB, FLARE AND SIGNAL DROPPING {10}
1.7	DF	RECOILLESS GUN {3}
1.8	DF	ROCKET LAUNCHING {10}
5	DF	SUBMARINE
125	DF	AUTOMATIC {14}
4.05	DF	EXPLOSION OPENED BREECH {3}
6	DF	FUSE SETTERS {1}
*	DF	PNEUMATIC {1}
8	DF	ACCELARATING
9	DF	MACHINE GUNS {3}
1.41	DF	MULTIPLE BARREL GUNS
14.05	DF	BARRELS {8}
17	DF	BREECH CLOSURES {4}
27.11	DF	FIRING {5}
29	DF	PRACTICE BARRELS
30	DF	VENTS AND STOPPERS
31	DF	TOMPIONS AND VALVES
33.01	DF	CARTRIDGE FEEDING {10}
36.01	DF	SHIELDS {12}
37.01	DF	MOUNTS {18}
45	DF	LOADING {2}
1.11	DF	WAGING WAR
1.14	DF	EXPLOSIVE OPERATED APPARATUS (E.G., EXPLOSIVE DOOR HINGE, TOOL EXPLOSIVELY ACTUATED, BAND RELEASE, EXPANSION OF TUBE, CABLE CUTTER, EXPLOSIVELY OPERATED SPLITTING WEDGES)
1.4	DF	CHARGING MECHANISMS FOR GUNS
1.1	DF	MISCELLANEOUS