Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242559 | Method and apparatus for the electro-erosive machining of workpieces with automatic threading of the electrode | Hans Roemer | 1980-12-30 |
| 4227064 | Device for advancing a workpiece in electro-erosive processing by a wire-like electrode | Harry Muegge | 1980-10-07 |