Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015921 | Electronic blasting capsule | Ockert Oosthuizen | 2011-09-13 |
| 7942481 | Rock drill and method of breaking rock | — | 2011-05-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015921 | Electronic blasting capsule | Ockert Oosthuizen | 2011-09-13 |
| 7942481 | Rock drill and method of breaking rock | — | 2011-05-17 |