Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4438851 | Method and apparatus for the sorting out of plastic foils from a mixture of refuse | — | 1984-03-27 |
| 4265408 | Sorting machine | — | 1981-05-05 |
| 4242197 | Method of and apparatus for classifying refuse | Horst Rothert, Gustav Schlotterer | 1980-12-30 |