Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870378 | Electromagnetic relay and method for its manufacture | Wilfried Biehl, Florenz von Guttenberg | 1989-09-26 |
| 4810831 | Housing for an electrical component, and method for sealing same | — | 1989-03-07 |