Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363301 | Braking device for a four-cycle engine of a vehicle | Paul Tholen | 1982-12-14 |
| 4359026 | Internal combustion engine having rods for controlling twist pattern in combustion air supplied to valve chambers | Dieter Holthausen, Klaus Henke, Paul Tholen | 1982-11-16 |