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发明名称
摘要
申请公布号
JPH055635(Y2)
申请公布日期
1993.02.15
申请号
JP19880101801U
申请日期
1988.07.30
申请人
发明人
分类号
H01J61/36;H01K1/40;(IPC1-7):H01J61/36
主分类号
H01J61/36
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