Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5454691 | Flow-straightener vane for counter-torque device with ducted rotor and ducted flow-straightening stator, for helicopter | Fernand B. Henri | 1995-10-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5454691 | Flow-straightener vane for counter-torque device with ducted rotor and ducted flow-straightening stator, for helicopter | Fernand B. Henri | 1995-10-03 |