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发明名称
摘要
申请公布号	FR2365206(B1)	申请公布日期	1982.04.16
申请号	FR19770027740	申请日期	1977.09.14
申请人	EMI VARIAN LTD	发明人
分类号	H01J23/213;(IPC1-7):H01J23/20;H01J25/50	主分类号	H01J23/213
代理机构		代理人
主权项
地址

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