Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406560 | Method for the thermal treatment of metal | Wolfgang Lerche, Bernd Edenhofer | 2002-06-18 |
| 6328819 | Method and use of an apparatus for the thermal treatment, in particular nitriding treatment, of metal workpieces | Wolfgang Lerche, Bernd Edenhofer | 2001-12-11 |