Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4220407 | Camera with film transport motor powered by battery which also charges a flash unit during intervals of transport motor inoperativeness | Otto Stemme, Karl Wagner, Peter Lermann, Rolf Schroder | 1980-09-02 |