| 1928 ARTHUR Bore Safety Device For Fuses Patent |
| 1928 ERNEST Propelling Device For Ships Patent |
| 1928 GABRIELSON Anchoring Device For Boats |
| 1928 HENRY Escape Device For Submarines Patent |
| 1928 ROBERT Tipping Device For Wagons Patent |
| 1928 AUGUST Safety Device For Vehicles Patent |
| 1928 ASHTON Towing Device For Automobiles Patent |
| 1928 SAMUEL Hand Rope Device For Street Cars Art |
| 1928 BASELT Balancing Device For Brake Heads Art |
| 1928 FREEMAN Display Device ROBERTS CORP Patent 20271 |
| 1928 FOSKIT Safety Device For Airplanes Patent |
| 1928 MILLER Device For Chalking Cue Tips Patent |
| 1928 VILLIGER Star Projector Device CARL Patent 21443 |
| 1928 BRAYTON Locking Device For Fuses Patent |
| 1928 TINKER Bumper Device For Vehicles Patent |
| 1928 MATTESON Practice Device For Golfers Patent |
| 1928 PIETRO Protective Device For Vessels Patent |
| 1928 KEEVERS Device For Forming Golf Tees Patent |
| 1928 PIROSKA Safety Device For Aeroplanes Patent |
| 1928 LE Life Saving Device For Submarines Patent |