Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379843 | Side-tracking cement plug | Kenneth M. Cowan | 1995-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379843 | Side-tracking cement plug | Kenneth M. Cowan | 1995-01-10 |