Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4338007 | Apparatus and process for making lithographic printing plate with reinforced image | Robert F. Gracia | 1982-07-06 |
| 4334769 | Apparatus for making a lithographic printing plate with reinforced image | Robert F. Gracia | 1982-06-15 |