Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286549 | Cemented carbide body used preferably for abrasive rock drilling and mineral cutting | Jan Akerman, Udo Fischer | 1994-02-15 |
| 5279901 | Cemented carbide body with extra tough behavior | Jan Akerman, Udo Fischer | 1994-01-18 |