Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777880 | Blasting method with above and below surface delays | Timothy A. Beattie, Mark Alan Irving, Barry K. Miskin | 1988-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777880 | Blasting method with above and below surface delays | Timothy A. Beattie, Mark Alan Irving, Barry K. Miskin | 1988-10-18 |