Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879944 | Hydraulic control valve | Louis Marcon | 1989-11-14 |
| 4854221 | Pilot-controlled valve for braking or speed limitation in a hydraulic circuit | — | 1989-08-08 |
| 4842019 | Pressure compensator device for proportional type hydraulic distributor and hydraulic distributor incorporating same | Andre Rousset | 1989-06-27 |