METHOD AND SYSTEM FOR SELLING STUDY CONTENTS AND MANAGING STUDY VIA NETWORK,申请号KR20010056470-传众专利搜索

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发明名称	METHOD AND SYSTEM FOR SELLING STUDY CONTENTS AND MANAGING STUDY VIA NETWORK
摘要
申请公布号	KR20010099219(A)	申请公布日期	2001.11.09
申请号	KR20010056470	申请日期	2001.09.13
申请人	SCIHOMENET INC.	发明人	LEE, CHANG DAE
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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