Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168890 | Method and device for fitting a rotary throttle unit in a pipe | Marcel Bongart | 1992-12-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5168890 | Method and device for fitting a rotary throttle unit in a pipe | Marcel Bongart | 1992-12-08 |