Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340121 | Pneumatic rock drills | Edward A. Bailey | 1982-07-20 |
| 4308925 | Pneumatic impact motor | — | 1982-01-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340121 | Pneumatic rock drills | Edward A. Bailey | 1982-07-20 |
| 4308925 | Pneumatic impact motor | — | 1982-01-05 |