Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043555 | Cemented tungsten carbide rock bit cone | Redd H. Smith, Jimmy W. Eason | 2011-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8043555 | Cemented tungsten carbide rock bit cone | Redd H. Smith, Jimmy W. Eason | 2011-10-25 |