Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543551 | Pipe handling device | Darrel W. Sparks, Richard W. McEwen, Arthur D. Deken, Cody L. Sewell, Ronald A. Frazier +2 more | 2003-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543551 | Pipe handling device | Darrel W. Sparks, Richard W. McEwen, Arthur D. Deken, Cody L. Sewell, Ronald A. Frazier +2 more | 2003-04-08 |