Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347282 | Chemical carbonless copy paper and transfer medium therefor | Gene D. Carlson | 1982-08-31 |
| 4343494 | Carbonless copy paper system | Gene D. Carlson | 1982-08-10 |
| 4327939 | Chemical carbonless copy paper and image receptor medium therefor | Gene D. Carlson | 1982-05-04 |