Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4182421 | Pneumatic rock drill | Anatoly I. Zubarev, Stanislav V. Shipov | 1980-01-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4182421 | Pneumatic rock drill | Anatoly I. Zubarev, Stanislav V. Shipov | 1980-01-08 |