Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830489 | Three dimensional laser beam survey system | DuWain K. Ake, Ted L. Teach | 1989-05-16 |
| 4801791 | Pendulous compensator vibratory motion damping system | — | 1989-01-31 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830489 | Three dimensional laser beam survey system | DuWain K. Ake, Ted L. Teach | 1989-05-16 |
| 4801791 | Pendulous compensator vibratory motion damping system | — | 1989-01-31 |