Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8973906 | Device for conditioning an air flow | Hans Klingenburg, Peter Braeutigam, Martin Moeritz | 2015-03-10 |
| 5432716 | Method and apparatus for filtering signals | Fritz Lebowsky | 1995-07-11 |
| 4360340 | Thermal developer for dry silver photographic paper | Klaus Weiss | 1982-11-23 |
| 4315136 | Thermic developing stations | Dieter Block, Reinhard Gesell | 1982-02-09 |