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Patent class list (only not empty are listed)

Ordnance

Subclass of: 089 - Ordnance

Deeper subclasses:

089100130 - MINE-DESTROYING DEVICES (2)
089100150 - WELL PERFORATORS (4)
089100200 - SMOKE OR RESIDUE EJECTOR (1)
089100510 - BOMB, FLARE AND SIGNAL DROPPING (5)
089100800 - ROCKET LAUNCHING (11)
089125000 - AUTOMATIC (10)
089006000 - FUSE SETTERS (2)
089140050 - BARRELS (7)
089017000 - BREECH CLOSURES (1)
089270110 - FIRING DEVICES (1)
089330010 - CARTRIDGE FEEDING (6)
089360010 - SHIELDS (59)
089370010 - MOUNTS (15)
089045000 - LOADING (1)
089100110 - WAGING WAR (10)
089100140 - EXPLOSIVE OPERATED APPARATUS (E.G., EXPLOSIVE DOOR HINGE, TOOL EXPLOSIVELY ACTUATED, BAND RELEASE, EXPANSION OF TUBE, CABLE CUTTER, EXPLOSIVELY OPERATED SPLITTING WEDGES) (3)
089100100 - MISCELLANEOUS (2)