Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818179 | Composite helicopter rotor hub | Thomas J. Toner | 1989-04-04 |
LD
Leonard J. Doolin
Overall (1989): #84,126 of 140,708Top 60%
1
Patents 1989