Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5125475 | Acoustic construction panel | Robert Ducharme, Andre Boisvert, Johanne Zinkewich | 1992-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5125475 | Acoustic construction panel | Robert Ducharme, Andre Boisvert, Johanne Zinkewich | 1992-06-30 |