A slow-wave electron discharge device,申请号GB19610029771-传众专利搜索

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法人/股东/高管

发明名称	A slow-wave electron discharge device
摘要
申请公布号	GB949521(A)	申请公布日期	1964.02.12
申请号	GB19610029771	申请日期	1961.08.17
申请人	VARIAN ASSOCIATES	发明人
分类号	H01J23/24;H01J23/36;H01J25/00;H01J25/38	主分类号	H01J23/24
代理机构		代理人
主权项
地址

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