Procédé de tirage d'enregistrements sonores sur film avec couche en plusieurs couleurs,申请号FRD891489-传众专利搜索

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发明名称	Procédé de tirage d'enregistrements sonores sur film avec couche en plusieurs couleurs
摘要
申请公布号	FR891489(A)	申请公布日期	1944.03.08
申请号	FRD891489	申请日期	1943.02.24
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人
分类号	G11B7/00	主分类号	G11B7/00
代理机构		代理人
主权项
地址

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