Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952773 | Automatic arc-welding machine operating with rod electrodes and a preferred application thereof | Gerhard Dietrich, Alfons Berndl, Franz-Josef Kufner | 1990-08-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4952773 | Automatic arc-welding machine operating with rod electrodes and a preferred application thereof | Gerhard Dietrich, Alfons Berndl, Franz-Josef Kufner | 1990-08-28 |