Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4420892 | Thin film contact dryer | Burkhard Braun, Bernhard Vosteen, Adolf Sinn | 1983-12-20 |
| 4344766 | Process for the manufacture of preparations with a low dust content | Jurgen Lahrs, Klaus Schubert, Claus Gosling, Dorde Jovcic, Harald Gleinig | 1982-08-17 |