Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5956218 | Earth-leakage circuit breaker with automatic monitoring capability | — | 1999-09-21 |
| 5140841 | Control system for warp yarns | Peter Offermann, Olaf Diestel, Gerd Franzke, Hannes Schramm | 1992-08-25 |
| 4506148 | Identification card | Rainer Strietzel | 1985-03-19 |
| 4495851 | Apparatus for setting and/or monitoring the operation of a shell fuse or detonator | Hans-Gerhard Koerner, Helmut Lang, Rainer Strietzel, Friedrich Melchior | 1985-01-29 |