Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351870 | Method of and device for separably connecting webs of photosensitive material to a belt conveyor | Erich Nagel, Karl Wagner, Alfred Zwischenberger, Wolfgang Viehrig | 1994-10-04 |