Elektrische Entladungsröhre mit einer Glühkathode,申请号AT19600002347-传众专利搜索

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发明名称	Elektrische Entladungsröhre mit einer Glühkathode
摘要
申请公布号	AT218140(B)	申请公布日期	1961.11.10
申请号	AT19600002347	申请日期	1960.03.28
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	H01J;H01J1/94;H01J19/42;H01J19/52;H01J19/74	主分类号	H01J
代理机构		代理人
主权项
地址

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