Aus einem Heizkoerper und einer den Heizkoerper umschliessenden eingentlichen Kathode bestehende indirekt geheizte Gluehkathode fuer Gas- und Dampfentladungsroehren,申请号DE1928G072921D-传众专利搜索

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发明名称	Aus einem Heizkoerper und einer den Heizkoerper umschliessenden eingentlichen Kathode bestehende indirekt geheizte Gluehkathode fuer Gas- und Dampfentladungsroehren
摘要
申请公布号	DE592733(C)	申请公布日期	1934.02.13
申请号	DE1928G072921D	申请日期	1928.03.22
申请人	OSRAM G.M.B.H. KOMM.-GES.	发明人	GERMER DR. EDMUND
分类号	H01J17/06	主分类号	H01J17/06
代理机构		代理人
主权项
地址

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