Verfahren zur Herstellung flacher Gitterelektroden, insbesondere fuer Verstaerkerroehren,申请号DE1929A057657D-传众专利搜索

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发明名称	Verfahren zur Herstellung flacher Gitterelektroden, insbesondere fuer Verstaerkerroehren
摘要
申请公布号	DE673055(C)	申请公布日期	1939.03.15
申请号	DE1929A057657D	申请日期	1929.04.30
申请人	ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT	发明人	SIMON DR. HELLMUT
分类号	H01J19/00	主分类号	H01J19/00
代理机构		代理人
主权项
地址

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