Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847182 | Method for developing a photopolymer printing plate using a developer comprising terpene hydrocarbons | John R. Worns | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847182 | Method for developing a photopolymer printing plate using a developer comprising terpene hydrocarbons | John R. Worns | 1989-07-11 |