| 1947 GEN MOTORS CORP Locomotive Cooling System |
| 1947 GEN MOTORS CORP Propeller Pitch Control Art |
| 1947 GEN MOTORS CORP Hydraulic Regulator Mechanism |
| 1947 GEN MOTORS CORP Breech Bolt Latching Mechanism |
| 1947 GEN MOTORS CORP Pneumatic Barrel Buffer Guns |
| 1947 GEN MOTORS CORP Journal Box Patent Print |
| 1947 GEN MOTORS CORP Servomotor Patent Print Art |
| 1947 GEN MOTORS CORP Domestic Appliance Patent |
| 1947 GEN TIME INSTR CORP Electric Clock Patent |
| 1947 GEN MOTORS CORP Railway Journal Box Patent |
| 1947 GEN MOTORS CORP Buffer Patent Print Art |
| 1947 GEN MOTORS CORP Storage Rack Ammunition Art |
| 1947 GEN MOTORS CORP Cartridge Feeding Mechanism |
| 1947 GEN MOTORS CORP Propeller Blade Fairing Art |
| 1947 GEN MOTORS CORP Propeller Control Patent |
| 1947 GEN MOTORS CORP Computer Aeronautical Bomb Sights |
| 1947 GEN MOTORS CORP Car Loading Equipment Art |
| 1947 GEN MOTORS CORP Extensible Shoulder Stock Firearms |
| 1947 GEN MOTORS CORP Breech Bolt Retracting Means |
| 1947 GEN MOTORS CORP Detonator Head Patent Print |
| 1947 GEN MOTORS CORP Firearm Safety Patent Print |