Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719262 | Bidirectional sealing blowout preventer | Paul L. Tasson, Bolie C. Williams, III | 2004-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719262 | Bidirectional sealing blowout preventer | Paul L. Tasson, Bolie C. Williams, III | 2004-04-13 |