Kohlegriesskammer aus Isoliermaterial fuer Mikrofone mit Tauchelektrode,申请号DE1940S141432D-传众专利搜索

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发明名称	Kohlegriesskammer aus Isoliermaterial fuer Mikrofone mit Tauchelektrode
摘要
申请公布号	DE722508(C)	申请公布日期	1942.07.11
申请号	DE1940S141432D	申请日期	1940.06.25
申请人	SIEMENS & HALSKE AG.	发明人	PANZERBIETER DIPL.-ING. HANS;UEBERSCHUSS DIPL.-ING. ALBERT
分类号	H04R21/02	主分类号	H04R21/02
代理机构		代理人
主权项
地址

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