SYSTEM FOR SUPPLYING OPTIMAL PURCHASING CONDITIONS SERVICE USING INVERSE-SALE,申请号KR20000021986-传众专利搜索

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发明名称	SYSTEM FOR SUPPLYING OPTIMAL PURCHASING CONDITIONS SERVICE USING INVERSE-SALE
摘要
申请公布号	KR20010097699(A)	申请公布日期	2001.11.08
申请号	KR20000021986	申请日期	2000.04.25
申请人	YOON, YEO DUK	发明人	YOON, YEO DUK
分类号	(IPC1-7):G06F17/60	主分类号	(IPC1-7):G06F17/60
代理机构		代理人
主权项
地址

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