Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507542 | Impulse welding device for gas shielded arc welding | Werner Kunz | 1985-03-26 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4507542 | Impulse welding device for gas shielded arc welding | Werner Kunz | 1985-03-26 |