Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5288182 | Boring bar holder and insert with precision placement insert locator means | Harvey L. Patterson, Efren D. Ofalla | 1994-02-22 |
| 5062756 | Device for positioning and stabbing casing from a remote selectively variable location | James R. McArthur, John Mayberry | 1991-11-05 |