Improvements in or relating to electron discharge devices employing hollow resonators,申请号GB19420010699-传众专利搜索

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发明名称	Improvements in or relating to electron discharge devices employing hollow resonators
摘要
申请公布号	GB576127(A)	申请公布日期	1946.03.20
申请号	GB19420010699	申请日期	1941.08.08
申请人	BERNARD JOSEPH MAYO	发明人
分类号	H01J25/24;H01P7/06	主分类号	H01J25/24
代理机构		代理人
主权项
地址

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