Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831820 | Device and method for safely recognizing switch positions of a rotary switch | Guido Seeger | 2004-12-14 |
| 6736433 | Device for locking at least two protective doors of an industrial machine | — | 2004-05-18 |