| http://www.w3.org/ns/prov#value | - The arrangement is particularly adapted for displaying pricing and other associated information in retail establishments which utilize the standard Universal Product Code for the items...http://www.google.com/patents/US4500880?utm_source=gb-gplus-sharePatent US4500880 - Real time, computer-driven retail pricing display systemAdvanced Patent SearchPublication numberUS4500880 APublication typeGrantA
|
