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发明名称
摘要
申请公布号
JPS6326958(U)
申请公布日期
1988.02.22
申请号
JP19860120445U
申请日期
1986.08.06
申请人
发明人
分类号
H01J29/76;(IPC1-7):H01J29/76
主分类号
H01J29/76
代理机构
代理人
主权项
地址
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