Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372355 | Tap closure for a vacuum-induction melting and casting furnace | Michael Schäfer | 1994-12-13 |
| 5343492 | Closed induction furnace for the melting and casting of substances | — | 1994-08-30 |