| 1947 LOCKHEED AIRCRAFT CORP Aircraft Landing Gear |
| 1947 UNITED AIRCRAFT CORP Gun Turret Swivel Art |
| 1947 UNITED AIRCRAFT CORP Rotary Wing Structure |
| 1947 PLATT HAVILAND Airscrew MCDONNELL AIRCRAFT CORP |
| 1947 UNITED AIRCRAFT CORP Explosive Release Mechanism |
| 1947 UNITED AIRCRAFT CORP Airplane Low Aspect Ratio |
| 1947 BELL AIRCRAFT CORP Aircraft Control Surface |
| 1947 LOCKHEED AIRCRAFT CORP Auxiliary Fuel Tank |
| 1947 UNITED AIRCRAFT CORP Gun Charger Installation |
| 1947 MCDONNELL AIRCRAFT CORP Rotor Blade Patent |
| 1947 BELL AIRCRAFT CORP Aircraft Liquid Supply Means |
| 1947 KELLETT AIRCRAFT CORP Gear Drive Mechanism |
| 1947 BELL AIRCRAFT CORP Ammunition Magazine Art |
| 1947 BELL AIRCRAFT CORP Power Operated Gun Mount |
| 1947 UNITED AIRCRAFT CORP Helicopter Blade Art |
| 1947 LOCKHEED AIRCRAFT CORP Airplane Control Surface |
| 1947 BEECH AIRCRAFT CORP Airplane Wing Patent |
| 1947 MCDONNELL AIRCRAFT CORP Airscrew Patent |
| 1947 UNITED AIRCRAFT CORP Foldable Step Patent |
| 1947 LOCKHEED AIRCRAFT CORP Windshield Deicing |
| 1947 LOCKHEED AIRCRAFT CORP Power Transmission |
| 1947 BELL AIRCRAFT CORP Multiple Gun Training Mechanism |
| 1947 UNITED AIRCRAFT CORP Rotor Blade Patent |