Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4355505 | Rotatable controller valve | Werner Tischer | 1982-10-26 |
| 4354350 | Hydrostatic auxiliary power steering | Werner Tischer | 1982-10-19 |
| 4344283 | Hydrostatic auxiliary power steering | Werner Tischer, Christoph Deppenbrock | 1982-08-17 |