Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5965037 | Inert gas electric arc welding process and torch for use therein | Etienne Ledauphin | 1999-10-12 |
| 5084603 | Articulated protective shield for a welding head | Jacques Riviere | 1992-01-28 |