Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343371 | Hybrid rock bit | William J. Baker, Lloyd L. Garner | 1982-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343371 | Hybrid rock bit | William J. Baker, Lloyd L. Garner | 1982-08-10 |