Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4251723 | Opto-electronical switching device, specially for motor vehicles | Volker Speidel, Eduard Bergmann | 1981-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4251723 | Opto-electronical switching device, specially for motor vehicles | Volker Speidel, Eduard Bergmann | 1981-02-17 |