Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850390 | Servo device for controlling the flow rate of a hydraulic system, in particular the power-assisted steering of a vehicle | — | 1989-07-25 |
| 4840021 | Continuous multifilament sewing thread and process for making same | Jean Guevel, Guy Bontemps | 1989-06-20 |
| 4825635 | Carbon fiber yarn | Jean Guevel, Guy Bontemps | 1989-05-02 |
| 4810575 | Fibrous material resistant to the combined action of heat and pressure | Jean Guevel, Guy Bontemps | 1989-03-07 |
| 4804014 | Servo device for controlling the flow rate of a hydraulic system, in particular the power-assisted steering of a vehicle | — | 1989-02-14 |