Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908028 | Valve incorporating at least one rocking flap with respect to elastic pivots | Pierre Marion | 1990-03-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908028 | Valve incorporating at least one rocking flap with respect to elastic pivots | Pierre Marion | 1990-03-13 |