Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877722 | Color photographic recording material developable by heat | Manfred Peters, Manfred Becker, Kaspar Wingender, Thomas Kaluschke | 1989-10-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877722 | Color photographic recording material developable by heat | Manfred Peters, Manfred Becker, Kaspar Wingender, Thomas Kaluschke | 1989-10-31 |