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发明名称
摘要
申请公布号
JP2592714(Y2)
申请公布日期
1999.03.24
申请号
JP19920060664U
申请日期
1992.08.28
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发明人
分类号
H01J9/26;(IPC1-7):H01J9/26
主分类号
H01J9/26
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