Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379829 | Photographic material containing a temporary barrier layer applied from an organic solution | Werner Krafft, Gunter Helling, Immo Boie | 1983-04-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379829 | Photographic material containing a temporary barrier layer applied from an organic solution | Werner Krafft, Gunter Helling, Immo Boie | 1983-04-12 |