Verfahren zur Erzeugung und Erhaltung des Vakuums in Entladungsgefaessen,申请号DE1929M110836D-传众专利搜索

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发明名称	Verfahren zur Erzeugung und Erhaltung des Vakuums in Entladungsgefaessen
摘要
申请公布号	DE540617(C)	申请公布日期	1931.12.28
申请号	DE1929M110836D	申请日期	1929.06.29
申请人	C. H. F. MUELLER AKT.-GES.	发明人	VIERKOETTER DR. PAUL
分类号	H01J7/18	主分类号	H01J7/18
代理机构		代理人
主权项
地址

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