Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323578 | Prefabricated formwork | Yvan Goupil, Serge Chagnon, Alain Chagnon, Luc Chagnon, Robert Chagnon +1 more | 1994-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5323578 | Prefabricated formwork | Yvan Goupil, Serge Chagnon, Alain Chagnon, Luc Chagnon, Robert Chagnon +1 more | 1994-06-28 |