Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712675 | Method for grinding at least one surface on a cutting knife used in machining, use of said method and grinding wheel used to carry out said method | Manfred Knaden | 2004-03-30 |
| 6709318 | Dual-grinding method for bar blades and grinding disc for carrying out said method | Manfred Knaden | 2004-03-23 |