Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337589 | Method of making hinged pop-up items | John K. Volkert, Ib Penick | 1982-07-06 |
| 4319948 | Card-affixing apparatus | John K. Volkert | 1982-03-16 |
| 4313270 | Item with pivoting pop-up | John K. Volkert, Ib Penick | 1982-02-02 |