Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858070 | Apparatus for cleaning a hydraulic fluid | Juergen Halm, Jochen Mertens | 1999-01-12 |
| 4232172 | Process for the preparation of 3,6-dichloro-salicyclic | Richard Sehring | 1980-11-04 |