Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858736 | Shock absorber for a hydropneumatic vehicle suspension element | Alain Arnaud, Jean-Michel Perrochat | 1989-08-22 |
| 4859006 | Hydropneumatic jack | Jean-Michel Perrochat | 1989-08-22 |