Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5893225 | Mobile device for working and/or moving heaps of materials (ricks), and clearing apparatus preferably provided for it | Stefan Gerdes | 1999-04-13 |
| 4940338 | Device for the mixing of compost | — | 1990-07-10 |