Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811755 | Process for controlling the flow of a gas in a valve and flow generator employing said process | Guy Bourdon, Dominique Lampin | 1989-03-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4811755 | Process for controlling the flow of a gas in a valve and flow generator employing said process | Guy Bourdon, Dominique Lampin | 1989-03-14 |