Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4387915 | Exhaust system pipe and exhaust system with such a pipe | — | 1983-06-14 |
| 4372577 | Tractor | — | 1983-02-08 |
| 4335798 | Tractor | — | 1982-06-22 |
| 4281742 | Silencer for exhaust gases | Albert Scheuermann | 1981-08-04 |