| 1929 GOODYEAR ZEPPELIN CORP Rigid Airship Patent |
| 1929 B B T CORP OF AMERICA Beacon Patent Print |
| 1929 CURRY LANDSKIFF CORP Vehicle Patent Print |
| 1929 DOBLE STEAM MOTORS CORP Locomotive Patent |
| 1929 GEN MOTORS CORP Metal Running Board Patent |
| 1929 PHELPS BARTON Drop Pit WHITING CORP Patent |
| 1929 INTERNAT TOY CORP Racing Game Patent Print |
| 1929 DELCO REMY CORP Switch Device Patent Print |
| 1929 ALEMITE CORP Lubricating Fitting Patent |
| 1929 LOUIS CARUSO Toy Car LIONEL CORP Patent |
| 1929 GEN MFG CORP Mechanical Ball Game Patent |
| 1929 MOTOR PRODUCTS CORP Molding Patent Print |
| 1929 WELTE MIGNON CORP Fall Board Patent Print |
| 1929 GEN SPRING BUMPER CORP Bumper Clamp Patent |
| 1929 GEN STEEL CASTINGS CORP Pilot Beam Patent |
| 1929 UNITED SHOE MACHINERY CORP Cast Off Patent |
| 1929 EDO AIRCRAFT CORP Seaplane Float Patent |
| 1929 MUNSINGWEAR CORP Lady'S Undergarment Patent |
| 1929 PULLMAN CAR AND MFG CORP Car Truck Patent |
| 1929 MONORAIL ENGINEERING CORP Car Hanger Patent |
| 1929 O C DURYEA CORP Car Construction Patent |
| 1929 GEN SPRING BUMPER CORP Clamp Patent Print |
| 1929 WHITING CORP Drop Pit Patent Print Art |
| 1929 DYER MOTORCRAFT CORP Boat Patent Print Art |
| 1929 PUTT WELL GOLF CORP Golf Game Patent Print |
| 1929 DELCO REMY CORP Electric Horn Patent Print |
| 1929 DRY ZERO CORP Insulated Tank Patent Print |
| 1929 ATLAS TACK CORP Lock For Trunks Patent |
| 1929 GEN SPRING BUMPER CORP Bumper Patent Print |
| 1929 ROHRBACH PATENTS CORP Airplane Patent Print |
| 1929 DELCO REMY CORP Electric Switch Patent |
| 1929 JOHNSON AEROPLANE CORP Airplane Patent |
| 1929 AIRUBBER CORP Swimming Device Patent Print |
| 1929 KEYSTONE AIRCRAFT CORP Aircraft Patent |
| 1929 BARBARITE CORP Billiard Cue Patent Print |
| 1929 WHITING CORP Transfer Platform Patent Print |
| 1929 CONS AIRCRAFT CORP Attachment Patent Print |
| 1929 BADGER MFG CORP Automobile Bumper Patent |
| 1929 GEN MOTORS CORP Decking Device Patent Print |
| 1929 DELCO REMY CORP Sound Signal Patent Print |
| 1929 GEN MOTORS CORP Special Truck Patent Print |