Dispositif pour éliminer les perturbations dans les appareils reproducteurs de son,申请号FRD818532-传众专利搜索

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发明名称	Dispositif pour éliminer les perturbations dans les appareils reproducteurs de son
摘要
申请公布号	FR818532(A)	申请公布日期	1937.09.28
申请号	FRD818532	申请日期	1937.02.06
申请人	EUGEN BAUER G.M.B.H.	发明人
分类号	G11B23/00	主分类号	G11B23/00
代理机构		代理人
主权项
地址

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