Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4776502 | Ceramic spout | Klaus Hagenburger, Ernst Muller, Werner Schattner, Hans G. Rosenstock | 1988-10-11 |
| 4683667 | Steam dryer for pressed fibrous material | Gerd Laske | 1987-08-04 |