Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5489757 | Process for resistance welding arrangement for carrying out the process | Hubert Schuermann, Markus Weber | 1996-02-06 |
| 4803325 | Resistance seam welding machine | Matthias Frei, Willi Mueller | 1989-02-07 |