METHOD FOR OPERATING EDUCATION SITE ON INTERNET COMMUNICATION NETWORK,申请号KR20000028823-传众专利搜索

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发明名称	METHOD FOR OPERATING EDUCATION SITE ON INTERNET COMMUNICATION NETWORK
摘要
申请公布号	KR20010107362(A)	申请公布日期	2001.12.07
申请号	KR20000028823	申请日期	2000.05.27
申请人	NA, KUK HWA	发明人	AHN, BYEONG CHEOL
分类号	G06Q50/20;G06Q30/02;(IPC1-7):G06F19/00	主分类号	G06Q50/20
代理机构		代理人
主权项
地址

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