Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6059183 | Vacuum coin collection apparatus with a remote vacuum | — | 2000-05-09 |
| 5941454 | Vacuum coin collection apparatus with a remote vacuum | — | 1999-08-24 |
| 4757941 | Vacuum coin collection apparatus | Frank B. Hosterman | 1988-07-19 |