ENGLISH STUDYING SYSTEM USING READING PARK MANAGEMENT,申请号KR20070110648-传众专利搜索

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发明名称	ENGLISH STUDYING SYSTEM USING READING PARK MANAGEMENT
摘要
申请公布号	KR20090044518(A)	申请公布日期	2009.05.07
申请号	KR20070110648	申请日期	2007.10.31
申请人	ALL POLL ONE CO., LTD.	发明人	PARK, YONG SIK
分类号	G09B7/07;G09B7/02;G09B19/06	主分类号	G09B7/07
代理机构		代理人
主权项
地址

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