Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066504 | Helicopter blade mandrel with roller assembly | Richard A. Callis, Nate Gray, David P. Bailey | 2011-11-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8066504 | Helicopter blade mandrel with roller assembly | Richard A. Callis, Nate Gray, David P. Bailey | 2011-11-29 |