Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339915 | Drilling apparatus, particularly wire line core drilling apparatus | Amos J. Watkins | 1994-08-23 |
| 5251710 | Stabilized drill tube | Amos J. Watkins | 1993-10-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339915 | Drilling apparatus, particularly wire line core drilling apparatus | Amos J. Watkins | 1994-08-23 |
| 5251710 | Stabilized drill tube | Amos J. Watkins | 1993-10-12 |