Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997401 | Apparatus for displacing units relative to a transport track | — | 2011-08-16 |
| 7871078 | Piston ring and method for the production thereof | Christian Herbst-Dederichs | 2011-01-18 |