Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5219189 | Composite gasket for the locked assembly of spigot and socket pipes | Michel Hussard, Alain Percebois | 1993-06-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5219189 | Composite gasket for the locked assembly of spigot and socket pipes | Michel Hussard, Alain Percebois | 1993-06-15 |