Improvements in or relating to light amplifying electron discharge tubes,申请号GB19560022231-传众专利搜索

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发明名称	Improvements in or relating to light amplifying electron discharge tubes
摘要
申请公布号	GB817493(A)	申请公布日期	1959.07.29
申请号	GB19560022231	申请日期	1956.07.18
申请人	ENGLISH ELECTRIC VALVE COMPANY LIMITED	发明人	BANKS GEORGE BALDWIN
分类号	H01J31/52	主分类号	H01J31/52
代理机构		代理人
主权项
地址

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