Elektromagnetisches Geraet zur mechanischen Aufzeichnung von Schwingungen,申请号DED587246D-传众专利搜索

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发明名称	Elektromagnetisches Geraet zur mechanischen Aufzeichnung von Schwingungen
摘要
申请公布号	DE587246(C)	申请公布日期	1933.11.01
申请号	DED587246D	申请日期	1930.10.11
申请人	TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M.B.H.	发明人
分类号	H04R11/08	主分类号	H04R11/08
代理机构		代理人
主权项
地址

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