Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967730 | Wethead seal design for continuous mining machine | Darren B. Antoine, Roger L. O'Quinn, Estel Owens, Steven M. Shaffer | 2015-03-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8967730 | Wethead seal design for continuous mining machine | Darren B. Antoine, Roger L. O'Quinn, Estel Owens, Steven M. Shaffer | 2015-03-03 |