Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4899782 | Steam pressure cooker | Eberhard Roth, Sonja Bolek | 1990-02-13 |
| 4512495 | Saucepan lid with detachable handle | Ewald Bauer | 1985-04-23 |
| 4461452 | Valve assembly for a pressure-cooker | — | 1984-07-24 |