Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4181025 | Means for adjusting the area of an orifice in a vibration system | Henry T. Abstein, Jr. | 1980-01-01 |
| 4181026 | Quasi-random pneumatic vibration facility and automatic frequency modulating system therefor | Henry T. Abstein, Jr., James M. Kallis, Charles Talbott, Richard L. Baker | 1980-01-01 |