Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5405243 | Propeller with shrouding ring attached to blade | Russell D. Mirfin, Rhys W. Morgan, Michael B. Tunstill | 1995-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5405243 | Propeller with shrouding ring attached to blade | Russell D. Mirfin, Rhys W. Morgan, Michael B. Tunstill | 1995-04-11 |