Record player for learning purposes,申请号EP19950109244-传众专利搜索

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发明名称	Record player for learning purposes
摘要
申请公布号	EP0688005(B1)	申请公布日期	2000.03.01
申请号	EP19950109244	申请日期	1995.06.14
申请人	DOERING, ERICH, DR.H.C.	发明人	DOERING, ERICH, DR.H.C.
分类号	G09B5/04;G09B5/06;G09B19/06;G11B3/40;(IPC1-7):G09B5/04	主分类号	G09B5/04
代理机构		代理人
主权项
地址

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