Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889218 | Torsion-damping flywheel | Jacques Paquin | 1989-12-26 |
| 4874350 | Torsional damper device comprising two coaxial parts cooperating with circumferentially acting springs | Pierre Casse | 1989-10-17 |
| 4838395 | Torsion damping device | Jacky Naudin, Pierre Casse | 1989-06-13 |