Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440483 | Photographic roll film camera | Dieter Engelsmann, Dieter Maas, Alfred S. Bassler, Hubert Hackenberg | 1984-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440483 | Photographic roll film camera | Dieter Engelsmann, Dieter Maas, Alfred S. Bassler, Hubert Hackenberg | 1984-04-03 |