Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498129 | Counter-torque device with ducted tail rotor and ducted flow-straightening stator, for helicopters | Andre-Michel Dequin, Henri F. Barquet | 1996-03-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5498129 | Counter-torque device with ducted tail rotor and ducted flow-straightening stator, for helicopters | Andre-Michel Dequin, Henri F. Barquet | 1996-03-12 |