Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4586805 | Device for developing of photo material | Johannes J. Bockemuhl-Simon, Rainer Bernhardt | 1986-05-06 |
| 4473283 | Arrangement for developing photomaterials in rotatable drum | Rainer Bernhardt, Helmut Petsching | 1984-09-25 |
| 4448365 | Film developing spool | Helmut Petsching, Rainer Bernhardt, Johannes J. Bockemuehl-Simon | 1984-05-15 |
| 4410034 | Tempering arrangement for containers | Rainer Bernhardt | 1983-10-18 |
| 4247199 | Frame for partial illumination in photocopying of negatives, diapositives and the like | — | 1981-01-27 |
| 4226528 | Photographic enlarging easel | — | 1980-10-07 |