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发明名称
摘要
申请公布号
JPH07118300(B2)
申请公布日期
1995.12.18
申请号
JP19860197133
申请日期
1986.08.25
申请人
发明人
分类号
H01J61/32;H01J61/52;(IPC1-7):H01J61/52
主分类号
H01J61/32
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代理人
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