| 1930 LOUIS CARUSO Bumper LIONEL CORP Patent |
| 1930 FAIRCHILD LOCK CORP Trip Lock Patent Print |
| 1930 ALEMITE CORP Lubricating System Patent |
| 1930 FAIRCHILD LOCK CORP Automobile Lock Patent |
| 1930 TRICO PRODUCTS CORP Fender Mirror Patent |
| 1930 AMERICAN PATENTS CORP Game Apparatus Patent |
| 1930 UPPERCU BURNELLI CORP Airplane Patent Print |
| 1930 O C DURYEA CORP Car Construction Patent |
| 1930 ATLAS TACK CORP Lock For Trunks Patent |
| 1930 CONS AIRCRAFT CORP Attachment Clamp Patent |
| 1930 DODGEM CORP Amusement Device Patent Print |
| 1930 RAMAPO AJAX CORP Switch Stand Patent Print |
| 1930 RCA CORP Loud Speaker Horn Patent Print Art |
| 1930 FLEXIBLE TRUCK CORP Motor Car Truck Patent |
| 1930 GEN MOTORS CORP Coincidental Lock Patent |
| 1930 CHRYSLER CORP Bumper Patent Print Art |
| 1930 FAIRCHILD AVIAT CORP Tail Skid Patent Print |
| 1930 DELCO REMY CORP Coincidental Lock Patent |
| 1930 DELCO REMY CORP Lock Switch Patent Print |
| 1930 GEN MOTORS CORP Bumper Patent Print Art |
| 1930 FAIRCHILD LOCK CORP Push Rod Lock Patent |
| 1930 DELCO REMY CORP Warning Signal Patent Print |
| 1930 BENDIX AVIAT CORP Propeller Spinner Patent |
| 1930 DAY PERCY Ferryboat FALK CORP Patent Print |
| 1930 BETHLEHEM STEEL CORP Clutch Patent Print |
| 1930 BENDIX AVIAT CORP Airplane Control Patent |
| 1930 BADGER MFG CORP Automobile Bumper Patent |
| 1930 CINCINNATI CAR CORP Railway Truck Patent |
| 1930 FANTAIL BOAT CORP Speed Boat Patent Print |
| 1930 SMITH HARRY Lock STUDEBAKER CORP Patent |
| 1930 FLEXIBLE TRUCK CORP Car Truck Patent Print |
| 1930 GEN SPRING BUMPER CORP Bumper Clamp Patent |
| 1930 LIONEL CORP Bumper Patent Print Art |
| 1930 FALK CORP Ferryboat Patent Print Art |
| 1930 OAKES PRODUCTS CORP Automobile Lock Patent |
| 1930 BRIGGS & STRATTON CORP Switch Patent Print |
| 1930 L C L CORP Freight Container Car Patent |
| 1930 STUDEBAKER CORP Lock Patent Print Art |
| 1930 IVES CORP Toy Locomotive Wheel Patent Print |
| 1930 BERT RUSSELL Bumper GEN MOTORS CORP Patent |
| 1930 NEW STANDARD AIRCRAFT CORP Airplane Patent |
| 1930 GOODYEAR ZEPPELIN CORP Fuel Tank Patent |
| 1930 CONS AIRCRAFT CORP Aircraft Patent Print |
| 1930 SERVAIS FRANK Bumper CHRYSLER CORP Patent |
| 1930 DELCO REMY CORP Electric Switch Patent |