Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315125 | Lattice welding machine with disc electrode | Klaus Ritter, Gerhard Ritter | 1982-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315125 | Lattice welding machine with disc electrode | Klaus Ritter, Gerhard Ritter | 1982-02-09 |