Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9607781 | Tap changer and vacuum interrupter for a tap changer of this kind | Wolfgang Albrecht, Christian Hammer, Werner Hartmann, Andreas Lawall, Roman Renz +3 more | 2017-03-28 |