Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4369162 | Silver base casting alloy for dental use | Armin Wagner | 1983-01-18 |
| 4339644 | Low-power electric contact | Fritz Aldinger, Elke Biberbach, Albrecht Bischoff | 1982-07-13 |