Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5058813 | Method for comminuting brittle material to be ground | Herbert Weit | 1991-10-22 |
| 4689490 | Installation for the atuomatic reading of informations on moved objects | Thomas L. Ruppert, Karl Warmulla | 1987-08-25 |
| 4388183 | Swirling air centrifugal scatter classifier | — | 1983-06-14 |