Appareil pour l'enregistrement des sons et pour la reproduction des supports d'enregistrement,申请号FRD831421-传众专利搜索

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发明名称	Appareil pour l'enregistrement des sons et pour la reproduction des supports d'enregistrement
摘要
申请公布号	FR831421(A)	申请公布日期	1938.09.02
申请号	FRD831421	申请日期	1937.12.29
申请人	TEFI-APPARATEBAU DR. DANIEL K.-G.	发明人
分类号	G11B25/06	主分类号	G11B25/06
代理机构		代理人
主权项
地址

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