Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944246 | Welding device with a stroke compensating arrangement | — | 1999-08-31 |
| 5695045 | Stud feeder | Hans-Peter Seng, Hans Wiessler, Alfred Gerhardt, Norbert Tessarsch | 1997-12-09 |
| 4942283 | Stud welding apparatus | — | 1990-07-17 |