A vending machine for displaying and dispensing personalized products includes apparatus for sequentially displaying personalized products of a given type in accordance with prior viewing and sales of each personalized product. The machine includes an enclosure with selection means on the outside thereof...http://www.google.es/patents/US5559714?utm_source=gb-gplus-sharePatente US5559714 - Method and apparatus for display sequencing personalized social occasion products
Method and apparatus for display sequencing personalized social occasion ...
