Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269877 | Magnetic assembly for use with a downhole casing perforator | Dennis V. Borgstrom | 2001-08-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269877 | Magnetic assembly for use with a downhole casing perforator | Dennis V. Borgstrom | 2001-08-07 |