Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621967 | Method of making a leading edge weight retention assembly for a helicopter rotor | Michael C. Frengley | 1997-04-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621967 | Method of making a leading edge weight retention assembly for a helicopter rotor | Michael C. Frengley | 1997-04-22 |