Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806452 | Production of flexographic relief plates by photopolymerization and development with a monoterpene developer | Gerhard Hoffmann | 1989-02-21 |
KK
Karl-Rudolf Kurtz
Overall (1989): #90,425 of 140,708Top 65%
1
Patents 1989