Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342472 | Continuous form multiple ply ticket assembly | Edward W. Heimann | 1982-08-03 |
| 4311325 | Method of making a continuous web form and product, particularly one suitable for airline ticketing | — | 1982-01-19 |