Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4496820 | Multispot electrical resistance welding machine | Gerhard Ritter, Klaus Ritter | 1985-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4496820 | Multispot electrical resistance welding machine | Gerhard Ritter, Klaus Ritter | 1985-01-29 |