Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324944 | Arrangement for controlling the electrodes of an arc furnace | Georg Weihrich, Wilfried Grunert | 1982-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324944 | Arrangement for controlling the electrodes of an arc furnace | Georg Weihrich, Wilfried Grunert | 1982-04-13 |