Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815872 | Method, apparatus and thermal print ribbon to provide a protective layer over thermally-printed areas on a record medium | — | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815872 | Method, apparatus and thermal print ribbon to provide a protective layer over thermally-printed areas on a record medium | — | 1989-03-28 |