Verfahren zur Herstellung von indirekt geheizten Gluehkathoden,申请号DE1928S083754D-传众专利搜索

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发明名称	Verfahren zur Herstellung von indirekt geheizten Gluehkathoden
摘要
申请公布号	DE593516(C)	申请公布日期	1934.02.27
申请号	DE1928S083754D	申请日期	1928.01.22
申请人	SIEMENS & HALSKE AKT.-GES.	发明人	ESPE DR. WERNER
分类号	H01J9/04	主分类号	H01J9/04
代理机构		代理人
主权项
地址

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