Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5002472 | Profiles of screw-type rotors for rotary machines conveying a gaseous fluid | Bernard R. A. G. Helliot | 1991-03-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5002472 | Profiles of screw-type rotors for rotary machines conveying a gaseous fluid | Bernard R. A. G. Helliot | 1991-03-26 |