Ordnance Patents (Class 89)
- Drop grenade (Class 89/1.52)
- Sway braces (Class 89/1.53)
- Bomb displaced from exterior of plane (Class 89/1.54)
- Arming device (Class 89/1.55)
- Electrical and radio releases and sighting (Class 89/1.56)
- Explosive releases (Class 89/1.57)
- Shackles (Class 89/1.58)
- Racks (Class 89/1.59)
- Timing devices (Class 89/1.6)
- Sighting (Class 89/1.61)
- Having rocket-storage and transfer means (Class 89/1.801)
- Having means to transfer rocket to launcher (Class 89/1.805)
- Having means restraining rocket from movement in launching direction (Class 89/1.806)
- Underwater launching (Class 89/1.809)
- Having umbilical-separating means (Class 89/1.811)
- Having safety devices for preventing premature ignition or launching (Class 89/1.812)
- Having rocket-firing means (Class 89/1.813)
- Movable launcher (Class 89/1.815)
- Having tubular guide means (Class 89/1.816)
- Having guide means (Class 89/1.819)
- Method of making (Class 89/1.82)
- Plural gun, barrel or bore (Class 89/126)
- Convertible gun operation (e.g., to nonautomatic, etc.) (Class 89/128)
- Regulation of speed or rate of automatic fire (Class 89/129.01)
- Firing device operation or control (e.g., full automatic, etc.) (Class 89/132)
- Movable chamber type (e.g., revolver, etc.) (Class 89/155)
- Movable butt piece (Class 89/158)
- Combined movable barrel and gas operated (Class 89/159)
- Movable barrel (e.g., rotary, etc.) (Class 89/160)
- Gas piston-type lock actuator carried by breech block (e.g., firing pin, etc.) (Class 89/179)
- Breech block lock (positive or impositive) (Class 89/180)
- Gas piston type (Class 89/191.01)
- Blow back breech block (Class 89/194)
- Buffers and brakes (Class 89/198)
- Receiver closures and/or breech block return means (Class 89/199)
- With heat exchanger (Class 89/14.1)
- Flash shield (Class 89/14.2)
- Recoil absorbers and climb arrestors (Class 89/14.3)
- Silencers (Class 89/14.4)
- Recoil increasers (Class 89/14.5)
- Sabot strippers (Class 89/14.6)
- Wound (Class 89/15)
- Composite (Class 89/16)
- Lining, rifling, or making (Class 89/14.7)
- Method of making multibore barrel (Class 89/14.8)
- Drum magazine (Class 89/33.02)
- Movable chamber (Class 89/33.03)
- Selective feed (Class 89/33.04)
- With rammer separated breech block (Class 89/33.05)
- With magazine (Class 89/33.1)
- Belt feed (Class 89/33.2)
- Empty shell receivers (Class 89/33.4)
- Cartridge feeding auxiliary feeder (Class 89/33.5)
- Holders (Class 89/34)
- Belts (Class 89/35.01)
- Shape or composition (Class 89/36.02)
- Rotating shield (Class 89/36.03)
- For fixed structure (Class 89/36.04)
- Body (Class 89/36.05)
- Small arms attached (Class 89/36.06)
- Transportable (Class 89/36.07)
- For aircraft (Class 89/36.11)
- For ships (Class 89/36.12)
- Turret type (Class 89/36.13)
- On elevatable platform (Class 89/36.15)
- Anti-aircraft type (Class 89/36.16)
- With explosive device (Class 89/36.17)
- Anti-aircraft (Class 89/37.02)
- Light machine gun type (Class 89/37.03)
- Rifle and pistol mounts (Class 89/37.04)
- Mortars (Class 89/37.05)
- Submarine (Class 89/37.06)
- Trunnion (Class 89/37.07)
- Counterbalances (Class 89/37.08)
- Leveling (Class 89/37.09)
- Locks (Class 89/37.11)
- Spherical or oval bearing gun support (Class 89/37.12)
- Bases (Class 89/37.13)
- Reciprocating mounts (Class 89/37.14)
- With body protecting devices (Class 89/37.15)
- Aircraft type (Class 89/37.16)
- Disappearing gun (Class 89/38)
- For field use (Class 89/40.01)
- Training mechanisms (Class 89/41.01)
- With recoil check (Class 89/42.01)
Cross-Reference Art Collections
- Reactive or dynamic armor (EPO) (Class 89/902)
- Plate construction (EPO) (Class 89/903)
- Shields (EPO) (Class 89/918)
- Peephole, window, loophole, observation or reconnaissance equipment on armored vehicles, (e.g. cameras) and covers therefore (EPO) (Class 89/936)
- Mounting or securing armor plate (EPO) (Class 89/937)
- Camouflage (i.e. means for or method of concealment or disguise) (EPO) (Class 89/938)
