Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4648157 | Method of assembly of the shell with the band of a clamping collar, and collars obtained by this method | Richard Chene, Pierre Uzac | 1987-03-10 |
| 4275484 | Open type clamp | Richard Chene | 1981-06-30 |