Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678184 | Constant force exercise device | Henri J. C. Neiger, Gerard Prud'Hon, Michel Schoens | 1987-07-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678184 | Constant force exercise device | Henri J. C. Neiger, Gerard Prud'Hon, Michel Schoens | 1987-07-07 |