Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886329 | Optical scanning device as well as a microfilm reader-printer with such a device | — | 1989-12-12 |
| 4732455 | Lens support | Dieter Immerheiser | 1988-03-22 |
| 4699372 | Transport mechanism | Karl Wenderoth | 1987-10-13 |
| 4666272 | Method of projecting film frames and microfilm reader for carrying out same | Hermann Poehler | 1987-05-19 |
| 4653744 | Device for transferring flat objects between two stations | Hermann Poehler | 1987-03-31 |
| 4544151 | Transfer device for film card | — | 1985-10-01 |
| 4402583 | Film reader | Hermann Poehler | 1983-09-06 |
| 4311370 | Film reader | Hermann Poehler | 1982-01-19 |
| 4307941 | Adjustable objective holder | — | 1981-12-29 |