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发明名称
摘要
申请公布号
JP3236433(B2)
申请公布日期
2001.12.10
申请号
JP19930307903
申请日期
1993.12.08
申请人
发明人
分类号
H01J37/141;H01J37/21;(IPC1-7):H01J37/21
主分类号
H01J37/141
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