METHOD OF MULTI-LEVEL E-COMMERCE USING DISCOUNT COUPON,申请号KR20050081498-传众专利搜索

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发明名称	METHOD OF MULTI-LEVEL E-COMMERCE USING DISCOUNT COUPON
摘要
申请公布号	KR20050101125(A)	申请公布日期	2005.10.20
申请号	KR20050081498	申请日期	2005.09.02
申请人	CHA, HEUI JANG	发明人	CHA, HEUI JANG
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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