Indirekt geheizte Gluehkathode fuer Hochleistungs-Vakuumroehren,申请号DE1941S007306D-传众专利搜索

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发明名称	Indirekt geheizte Gluehkathode fuer Hochleistungs-Vakuumroehren
摘要
申请公布号	DE881243(C)	申请公布日期	1953.06.29
申请号	DE1941S007306D	申请日期	1941.10.29
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人	KATZ HELMUT DR. PHIL. NAT.
分类号	H01J1/28	主分类号	H01J1/28
代理机构		代理人
主权项
地址

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