Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4197138 | Composition and method for cleaning photocopy platen or mat | John C. Sniffen | 1980-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4197138 | Composition and method for cleaning photocopy platen or mat | John C. Sniffen | 1980-04-08 |