METHOD AND SYSTEM FOR CHECKING USAGE AMOUNT OF UTILITY BY USING RFID,申请号KR20050025256-传众专利搜索

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发明名称	METHOD AND SYSTEM FOR CHECKING USAGE AMOUNT OF UTILITY BY USING RFID
摘要
申请公布号	KR100685132(B1)	申请公布日期	2007.02.22
申请号	KR20050025256	申请日期	2005.03.26
申请人		发明人
分类号	G06Q50/00;G06K17/00	主分类号	G06Q50/00
代理机构		代理人
主权项
地址

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