Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971856 | Plunger for well casings and other tubulars | Windel O. Mayfield | 2005-12-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6971856 | Plunger for well casings and other tubulars | Windel O. Mayfield | 2005-12-06 |