Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835523 | Bottom electrode for a metallurgical vessel | Lutz Becker, Ewald Feuerstacke, Werner Hofmann | 1998-11-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835523 | Bottom electrode for a metallurgical vessel | Lutz Becker, Ewald Feuerstacke, Werner Hofmann | 1998-11-10 |