High power electron discharge device,申请号GB19500006518-传众专利搜索

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发明名称	High power electron discharge device
摘要
申请公布号	GB704532(A)	申请公布日期	1954.02.24
申请号	GB19500006518	申请日期	1950.03.15
申请人	RADIO CORPORATION OF AMERICA	发明人
分类号	H01J21/06	主分类号	H01J21/06
代理机构		代理人
主权项
地址

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