Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841962 | Collagen matrix/polymer film composite dressing | Richard A. Berg, Frederick H. Silver, James M. Pachence | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841962 | Collagen matrix/polymer film composite dressing | Richard A. Berg, Frederick H. Silver, James M. Pachence | 1989-06-27 |