Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848332 | Device for controlling the pressure of a fluid and injection system for this fluid employing this device | — | 1989-07-18 |
| 4827922 | Process and device for supplying respiratory oxygen | Gilbert Theurant | 1989-05-09 |