Perfectionnements apportés aux machines parlantes à changeur de disques,申请号FRD915052-传众专利搜索

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发明名称	Perfectionnements apportés aux machines parlantes à changeur de disques
摘要
申请公布号	FR915052(A)	申请公布日期	1946.10.25
申请号	FRD915052	申请日期	1945.09.25
申请人	HERMANN THORENS	发明人
分类号	G11B17/16	主分类号	G11B17/16
代理机构		代理人
主权项
地址

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