Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864108 | Vacuum switch assembly including housing insulating support | Christoph Rohling, Norbert Steinemer | 1999-01-26 |
| 5767451 | Insulating support for vacuum switch tubes | Christoph Rohling, Norbert Steinemer | 1998-06-16 |