Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4700270 | Metal-encapsulated gas-insulated switching system | Friedrich Pinnekamp | 1987-10-13 |
| 4689717 | Cast housing for medium-voltage switchgear | Jörg Peter, Andreas Plessl, Denis Poole, Jan G. Vit | 1987-08-25 |