Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6570132 | Remote regulation unit for a welding apparatus or a power source | Michael Brunner, Michael Zauner, Helmut Friedl | 2003-05-27 |
| 6549441 | Voltage switch-over device | Hubert Aigner, Alfred Hiesmayr, Walter Pammer | 2003-04-15 |