MUSIC TEACHING AID,申请号GB19910023452-传众专利搜索

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发明名称	MUSIC TEACHING AID
摘要
申请公布号	GB9123452(D0)	申请公布日期	1991.12.18
申请号	GB19910023452	申请日期	1991.11.05
申请人	LYLE, SARAH;WADIAK, BARTOSZ	发明人
分类号	G09B5/04;G09B15/00	主分类号	G09B5/04
代理机构		代理人
主权项
地址

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