Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844667 | Drill bit having shaped impregnated shock studs and/or intermediate shaped cutter | Duncan Michael McAllister, Bruno Cuillier De Maindreville | 2020-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844667 | Drill bit having shaped impregnated shock studs and/or intermediate shaped cutter | Duncan Michael McAllister, Bruno Cuillier De Maindreville | 2020-11-24 |