| 1928 BETHLEHEM STEEL CORP Gun Carriage Patent |
| 1928 REX WATSON CORP Skate Wheel Patent Print |
| 1928 BOSSERT CORP Automobile Bumper Patent Print |
| 1928 DELCO REMY CORP Electric Horn Patent Print |
| 1928 DAVIS WARNER ARMS CORP Gun Patent Print Art |
| 1928 GEN CABLE CORP Wheel Guard Patent Print Art |
| 1928 HALL AIRWAYS CORP Aircraft Patent Print Art |
| 1928 DELCO REMY CORP Sound Signal Patent Print |
| 1928 GEN MOTORS CORP Transmission Lock Patent |
| 1928 STUDEBAKER CORP Lock Patent Print Art |
| 1928 SURE GUARD CORP Bumper Patent Print Art |
| 1928 LAMB ERNEST Lock STUDEBAKER CORP Patent |
| 1928 RCA CORP Radio Football Score Board Patent |
| 1928 DELCO REMY CORP Controller Lock Patent |
| 1928 OLMSTEAD CORP Undergarment Patent Print Art |
| 1928 ATLANTIC AIRCRAFT CORP Airplane Patent |
| 1928 GEN MOTORS CORP Shipping Automobiles Patent |
| 1928 SCHAUMAN KARL Bumper SURE GUARD CORP Patent |
| 1928 BETHLEHEM STEEL CORP Detonating Fuse Patent |
| 1928 FREEMAN Display Device ROBERTS CORP Patent 20271 |
| 1928 METAL WARE CORP Toy Electric Engine Patent |
| 1928 TRUSOGRAM CORP Decorative Embroidery Patent |
| 1928 HALL DRAFT GEAR CORP Shock Absorber Patent |
| 1928 FAIRCHILD LOCK CORP Lock Housing Patent |
| 1928 SURE GUARD CORP Car Bumper Patent Print Art |
| 1928 A R FERGUSSON MFG CORP Ice Skate Patent |
| 1928 DELCO REMY CORP Signaling Device Patent |
| 1928 GOODYEAR ZEPPELIN CORP Hollow Girder Patent |