Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322275 | Bill accumulating and stacking device | by Maria Gardelline, heiress | 1994-06-21 |
| 4884671 | Paper currency acceptor and method of handling paper currency for vending machines and the like | — | 1989-12-05 |
| D283518 | Escrow box for coin operated machines | — | 1986-04-22 |