Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877715 | Light sensitive recording element having a photopolymerizable relief-forming layer containing an ethylene terpolymer | Walter Ziegler | 1989-10-31 |
| 4869997 | Coating plate cylinders or sleeves with a continuous photosensitive recording layer | Helmut Bach, Klaus Jaeckel | 1989-09-26 |
| 4849307 | Photosensitive recording materials having a novel graft copolymer binder | Gerhard Hoffmann, Guenther Schulz | 1989-07-18 |