Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687187 | Process and device for regulating the position of the tip of an electric furnace electrode | Walter Weischedel | 1997-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687187 | Process and device for regulating the position of the tip of an electric furnace electrode | Walter Weischedel | 1997-11-11 |