Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881299 | Orthopaedic and orthotic bi-pivotal hinge with improved adjustment means | David E. Young | 1989-11-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881299 | Orthopaedic and orthotic bi-pivotal hinge with improved adjustment means | David E. Young | 1989-11-21 |