Permanent magnet focusing system for an electron beam,申请号GB19940005153-传众专利搜索

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发明名称	Permanent magnet focusing system for an electron beam
摘要
申请公布号	GB9405153(D0)	申请公布日期	1994.04.27
申请号	GB19940005153	申请日期	1994.03.16
申请人	LITTON SYSTEMS INC	发明人
分类号	H01J23/10;H01J23/087	主分类号	H01J23/10
代理机构		代理人
主权项
地址

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