Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379015 | Latching block for electromagnetic switching devices | Johann Lehmeier, Erwin Flierl | 1995-01-03 |
| 4670812 | System for monitoring the operating condition of a switch to prevent overstress | Rudolf Doerfler, Kurt W. Krause, Gerd Kummerow, Boudewijn Moerman, Rudolf Schnabel +3 more | 1987-06-02 |
| 4563721 | Circuit arrangement for actuating electromagnetic switchgear | — | 1986-01-07 |