Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876945 | Piston and cylinder unit | Kurt Stoll | 1989-10-31 |
| 4850648 | Gear rack for driving or guiding a drum cutter loader | — | 1989-07-25 |
| 4846505 | Connecting piece | Gert Schmetzer | 1989-07-11 |