Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836459 | Apparatus for feeding rolling mills, particularly for oil seed | Wolfgang Holl, Gerhard Weilandt | 1989-06-06 |
| 4453832 | Apparatus for trouble-free and continuous charging of extractors with extraction feedstock to be treated and with extractant or solvent | Heinz O. Schumacher | 1984-06-12 |