Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8461469 | Drive apparatus for a tensioning shaft of a spring energy drive of an electric switch and electric switch with such a drive apparatus | Ralph Hohenberger | 2013-06-11 |
| 7440259 | Closure device for a withdrawable rack | Erhard Deylitz, Stefan Losch | 2008-10-21 |