Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941803 | Airfoiled blade | Harry S. Wainauski | 1990-07-17 |
| 4834617 | Airfoiled blade | Harry S. Wainauski | 1989-05-30 |
| 4830574 | Airfoiled blade | Harry S. Wainauski | 1989-05-16 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4941803 | Airfoiled blade | Harry S. Wainauski | 1990-07-17 |
| 4834617 | Airfoiled blade | Harry S. Wainauski | 1989-05-30 |
| 4830574 | Airfoiled blade | Harry S. Wainauski | 1989-05-16 |