Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872030 | Device for producing photographic exposure of images appearing on the screen | Heike Kochmann, Georg Lechner, Norbert Scholz | 1989-10-03 |
| 4869359 | Apparatus for forming separate piles of equal-numbered disk-like workpieces from a longitudinally moving stack | Eberhard Halle | 1989-09-26 |
| 4848059 | Apparatus for packing a cylindrical stack of disk-like workpieces | Eberhard Halle | 1989-07-18 |
| 4849675 | Inductively excited ion source | — | 1989-07-18 |
| 4844842 | Air humidifier for dry treatment device for photographic material | Maximilian Markl, Gunter Heidrich, Manfred Schmidt, Dieter Wauer | 1989-07-04 |