A EDUCATION AND TRAINING TOOL USED MAGNETIC,申请号KR20100028005-传众专利搜索

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发明名称	A EDUCATION AND TRAINING TOOL USED MAGNETIC
摘要
申请公布号	KR20110108669(A)	申请公布日期	2011.10.06
申请号	KR20100028005	申请日期	2010.03.29
申请人	PARK, CHEOL	发明人	PARK, CHEOL
分类号	G09B1/08;G09B1/12	主分类号	G09B1/08
代理机构		代理人
主权项
地址

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