A voice response system for use in obtaining return qualification information for a product using a non-unique product identifier, including: a dial-in voice system operable to prompt a caller for the non-unique product identifier, wherein the non-unique product identifies the product as a member of...http://www.google.fr/patents/US7729923?utm_source=gb-gplus-shareBrevet US7729923 - Voice recognition and apparatus using model number lookup
Voice recognition and apparatus using model number lookup
