发明名称 Shopping trolley tracking system to allow trolleys to be tracked and customers given bonus for return of trolley
摘要 When a shopping trolley is returned to the trolley parking area it passes into a sensing field (6). The emission is received by a detector unit (8) built into the handle. The unit has a card reader/writer that allows a customer card to be inserted and a bonus assigned for future
申请公布号 DE10019941(A1) 申请公布日期 2001.10.25
申请号 DE20001019941 申请日期 2000.04.20
申请人 SYSTEC POS-TECHNOLOGY GMBH 发明人 WIETH, FRANZ;SONNENDORFER, HORST
分类号 A47F9/04;G07F7/06;(IPC1-7):A47F10/04;G07F7/10;G06K9/78 主分类号 A47F9/04
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