Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545568 | Unfired refractory structural member in the form of a plate for use as an expendable lining of metallurgical vessels | Hans Rothfuss, Gunter Wieland | 1985-10-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545568 | Unfired refractory structural member in the form of a plate for use as an expendable lining of metallurgical vessels | Hans Rothfuss, Gunter Wieland | 1985-10-08 |