Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181357 | Seat backrest tilt and height adjustment means | Richard F. Swenson, Shawn H. Eimen, John J. Gryga, Jr. | 1980-01-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181357 | Seat backrest tilt and height adjustment means | Richard F. Swenson, Shawn H. Eimen, John J. Gryga, Jr. | 1980-01-01 |