Gasentladungsroehre,申请号DE1926R069476D-传众专利搜索

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发明名称	Gasentladungsroehre
摘要
申请公布号	DE497918(C)	申请公布日期	1930.05.16
申请号	DE1926R069476D	申请日期	1926.12.02
申请人	RAYTHEON MANUFACTURING COMPANY	发明人
分类号	H01J3/02	主分类号	H01J3/02
代理机构		代理人
主权项
地址

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