Improvements in and relating to thermionic electric discharge tubes,申请号GB19450009088-传众专利搜索

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发明名称	Improvements in and relating to thermionic electric discharge tubes
摘要
申请公布号	GB592066(A)	申请公布日期	1947.09.05
申请号	GB19450009088	申请日期	1945.04.11
申请人	THE M.-O. VALVE COMPANY LIMITED;GEOFFREY WILLIAM WARREN	发明人
分类号	H01J1/14	主分类号	H01J1/14
代理机构		代理人
主权项
地址

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