| 1950 UNITED AIRCRAFT CORP Towed Glider Patent |
| 1950 EVEREL PROPELLER CORP Propeller Hub Patent |
| 1950 AMP CORP Fuse Patent Print Art |
| 1950 GEN MOTORS CORP Propeller Control Patent |
| 1950 SYMINGTON GOULD CORP Side Bearing Patent |
| 1950 CHARIS CORP Foundation Garment Patent Print |
| 1950 GEN MOTORS CORP Spinner Mounting Patent |
| 1950 CARDOX CORP Refrigerated Car Patent Print |
| 1950 GEN MOTORS CORP Aircraft Propeller Patent |
| 1950 BENDIX AVIAT CORP Electric Clock Patent |
| 1950 ALVAREZ PATENT CORP Timing Switch Patent |
| 1950 GARRETT CORP Regulator Patent Print Art |
| 1950 AERONCA AIRCRAFT CORP Aircraft Seat Patent |
| 1950 BENDIX AVIAT CORP Aerial Torpedo Patent |
| 1950 ALERT DEV CORP Expansible Trailer Patent |
| 1950 GEN MOTORS CORP Draft Gear Patent Print Art |
| 1950 UNITED AIRCRAFT CORP Pontoon Patent Print |
| 1950 UNITED AIRCRAFT CORP Trilobe Float Patent |
| 1950 SPERRY CORP Stable Platform Patent Print |
| 1950 WINGFOOT CORP Pneumatic Structure Patent |
| 1950 EMARCO CORP Airport Lighting Device Patent |
| 1950 LIONEL CORP Toy Railroad Car Truck Patent |
| 1950 UNITED SHOE MACHINERY CORP Gun Sight Patent |
| 1950 SCIENT DEV CORP Toy Flatiron Patent Print |
| 1950 THOMPSON PARKE Fuse AMP CORP Patent Print |
| 1950 KITE AIRCRAFT CORP Rotary Wing Blade Patent |
| 1950 STEWART WARNER CORP Heater Control Patent |
| 1950 FALK CORP Gear Set Patent Print Art |
| 1950 ESSO EXP CORP Airport Fueling System Patent |
| 1950 BENDIX AVIAT CORP Pendulum Clock Patent |
| 1950 UNITED AIRCRAFT CORP Rotor Support Patent |
| 1950 CHARIS CORP Divided Front Brassiere Patent |
| 1950 RCA CORP Radio Bomb Release System Patent |
| 1950 PIASECKI HELICOPTER CORP Helicopter Patent |
| 1950 NAT FITCH CORP Shipping Container Patent |
| 1950 STEWART WARNER CORP Heater Patent Print Art |
| 1950 MOTOR WHEEL CORP Journal Box Lid Patent |
| 1950 SPERRY CORP Bomb Release System Patent |
| 1950 CHRYSLER CORP License Plate Mounting Patent |
| 1950 BENDIX AVIAT CORP Gun Turret Patent Print |
| 1950 BEECH AIRCRAFT CORP Window Frame Patent |
| 1950 GEN MOTORS CORP Bolt Mechanism Patent Print |
| 1950 CURTISS WRIGHT CORP Retractable Step Patent |
| 1950 GEN MOTORS CORP Spotlight Switch Patent |
| 1950 GEN MOTORS CORP Body Side Frame Patent |
| 1950 BENDIX AVIAT CORP Altitude Switch Patent |
| 1950 RCA CORP Radio System Patent Print Art |
| 1950 GEN TIME CORP Timing Mechanism Patent Print |
| 1950 GEN MOTORS CORP Metal Structure Patent |
| 1950 UNITED AIRCRAFT CORP Hydraulic Strut Patent |
| 1950 CARDOX CORP Material Breaking Shell Patent |
| 1950 UNITED AIRCRAFT CORP Cowl Flap Patent Print |
| 1950 RENSEIL CORP Toy Swing Patent Print Art |
| 1950 WARNER AIRCRAFT CORP Hydraulic Valve Patent |
| 1950 GEN MOTORS CORP Hinge Patent Print Art |
| 1950 UNITED AIRCRAFT CORP Fuel System Patent |
| 1950 UNITED AIRCRAFT CORP Pilot Seat Patent |
| 1950 CARDOX CORP Pressure Vessel Assembly Patent |
| 1950 ARMA CORP Stabilizing Mechanism Patent |