Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207281 | Drill rate calculator | Deborah G. Wells | 1993-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207281 | Drill rate calculator | Deborah G. Wells | 1993-05-04 |