Verfahren und Vorrichtung zur Aufnahme von Schallaufzeichnungen nach dem Lichttonverfahren,申请号DE1948P014428D-传众专利搜索

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发明名称	Verfahren und Vorrichtung zur Aufnahme von Schallaufzeichnungen nach dem Lichttonverfahren
摘要
申请公布号	DE831916(C)	申请公布日期	1952.02.18
申请号	DE1948P014428D	申请日期	1948.10.02
申请人	DENES VON MIHALY	发明人	MIHALY DENES VON
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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