Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069294 | Stub-shaft powered spinning tiller | Bruno Barlage, Bernd Gattermann | 1991-12-03 |
| 5069295 | Soil cultivating machine | Bruno Barlage | 1991-12-03 |
| 4889190 | Soil working machine | Bruno Barlage | 1989-12-26 |