Kobling med et Udladningsrør, som har en til Forstærkning af Anodestrømmen tjenende Sekundæremissionselektrode.,申请号DKD59009-传众专利搜索

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发明名称	Kobling med et Udladningsrør, som har en til Forstærkning af Anodestrømmen tjenende Sekundæremissionselektrode.
摘要
申请公布号	DK59009(C)	申请公布日期	1941.09.08
申请号	DKD59009	申请日期	1939.05.17
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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