Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6786132 | Control device for hydraulically operated hoisting mechanisms | Hermann Albert, Alois Hoffmann | 2004-09-07 |
| 6779558 | Valve, especially a pressure control valve | Thorsten Hillesheim | 2004-08-24 |