Appareil facilitant l'éducation musicale,申请号FR19590801527-传众专利搜索

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发明名称	Appareil facilitant l'éducation musicale
摘要
申请公布号	FR1231504(A)	申请公布日期	1960.09.29
申请号	FR19590801527	申请日期	1959.07.30
申请人		发明人	AUCHER
分类号	G09B15/02	主分类号	G09B15/02
代理机构		代理人
主权项
地址

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