Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685523 | Removable side pocket mandrel | James H. Paschal, Jr., Dickie L. Kernal | 1987-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4685523 | Removable side pocket mandrel | James H. Paschal, Jr., Dickie L. Kernal | 1987-08-11 |