| 1958 UNITED AIRCRAFT CORP Thrust Modifying Art |
| 1958 UNITED AIRCRAFT CORP Fluid Coupling Patent |
| 1958 BELL AIRCRAFT CORP Helicopter Rotor Blade |
| 1958 UNITED AIRCRAFT CORP Tank Level Equalizer |
| 1958 UNITED AIRCRAFT CORP Turboprop Fuel Control |
| 1958 LOCKHEED AIRCRAFT CORP Aircraft Ejection Seat |
| 1958 LOCKHEED AIRCRAFT CORP Retractable Landing Gear |
| 1958 UNITED AIRCRAFT CORP Propeller Control System |
| 1958 UNITED AIRCRAFT CORP Dual Purpose Landing Gear |
| 1958 UNITED AIRCRAFT CORP Rotor Head Patent |
| 1958 UNITED AIRCRAFT CORP Sealing Means Patent |
| 1958 UNITED AIRCRAFT CORP Mechanical Pitch Lock |
| 1958 UNITED AIRCRAFT CORP Moisture Separator Art |
| 1958 LOCKHEED AIRCRAFT CORP Automatic Locking |
| 1958 BELL AIRCRAFT CORP Airfoil Hinge Jet Nozzle |
| 1958 UNITED AIRCRAFT CORP Propeller Pitch Stop Lock |
| 1958 UNITED AIRCRAFT CORP Directional Control Jets |
| 1958 GOODYEAR AIRCRAFT CORP Airplane Hangar Art |
| 1958 LOCKHEED AIRCRAFT CORP Landing Gear Aircraft |
| 1958 AIRCRAFT RADIO CORP. AIRPLANE Ad |
| Vintage 1958 AIRCRAFT RADIO CORP. Ad |
| Vintage 1958 AIRCRAFT RADIO CORP AIRPLANE Ad |