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发明名称
CHECKOUT LANE ALERT SYSTEM AND METHOD FOR STORES HAVING EXPRESS CHECKOUT LANES
摘要
申请公布号
EP0772837(A1)
申请公布日期
1997.05.14
申请号
EP19950923083
申请日期
1995.06.19
申请人
QUADRIX CORPORATION
发明人
FREY, RONALD, G.;NELSON, JOHN, DAVID
分类号
G06Q30/00;G07C1/00;G07G1/00;G07G3/00;G08B29/18;(IPC1-7):G06F17/60
主分类号
G06Q30/00
代理机构
代理人
主权项
地址
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