Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7541090 | Dual-phase hard material comprising tungsten carbide, process for the production thereof and its use | Christian Gerk | 2009-06-02 |
| 4768289 | Cobalt base alloy coating for a guide bar of a chain saw | Norbert Apfel, Wilfried Noll, Hans P. Stehle, Horst Doren | 1988-09-06 |