CARD PAYMENT SYSTEM FOR SERVICE DISPENSING DEVICES,申请号US19910671252-传众专利搜索

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发明名称	CARD PAYMENT SYSTEM FOR SERVICE DISPENSING DEVICES
摘要
申请公布号	US5225977(A)	申请公布日期	1993.07.06
申请号	US19910671252	申请日期	1991.03.18
申请人	HOOPER, JOHN B.;HOOPER, JEFFERSON C.	发明人	HOOPER, JOHN B.;HOOPER, JEFFERSON C.
分类号	G07F7/00;G07F7/02;G07F17/20	主分类号	G07F7/00
代理机构		代理人
主权项
地址

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