Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426865 | Apparatus for lubricating tools on metal extrusion presses | Alfred Steinmetz, Dieter Welters | 1984-01-24 |
| 4417386 | Method for mounting a semiconductor device in a housing | — | 1983-11-29 |
| 4286453 | Device for securing the dummy block on the press stem of metal-extrusion presses | — | 1981-09-01 |