Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773514 | Method for producing non-grain oriented electric sheet steel | Rudolf Kawalla, Karl Ernst Friedrich, Brigitte Hammer, Jürgen Schneider, Olaf Fischer +1 more | 2004-08-10 |