Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534373 | Dispensing machine with removable dispensing unit | Leonard A. Fish | 1985-08-13 |
| 4380316 | Electronic interlock for a cash collection receptacle | Larry E. Zack | 1983-04-19 |