Procédé et dispositif d'enregistrement des ondes sonores sur des disques,申请号FRD906189-传众专利搜索

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发明名称	Procédé et dispositif d'enregistrement des ondes sonores sur des disques
摘要
申请公布号	FR906189(A)	申请公布日期	1945.12.26
申请号	FRD906189	申请日期	1944.07.31
申请人	TONBAND G.M.B.H.	发明人
分类号	G11B5/03	主分类号	G11B5/03
代理机构		代理人
主权项
地址

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