|
| US5215213 | 21 déc. 1989 | 1 juin 1993 | Richard F. Nestler & Associates, Inc. | Item storage and dispensing apparatus |
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| US6536625 | 29 avr. 2002 | 25 mars 2003 | | Machine for vending products one at a time from lower ends of circular row of columns |
| US6637619 | 18 sept. 2001 | 28 oct. 2003 | | Machine for reliably vending products one at a time |
| US7066351 | 19 mars 2004 | 27 juin 2006 | | Sanitized dispensing mechanism |
| US7182219 | 10 oct. 2003 | 27 févr. 2007 | | Vending machine for dispensing items in small packages |