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发明名称
摘要
申请公布号
JPS5491071(U)
申请公布日期
1979.06.27
申请号
JP19770165667U
申请日期
1977.12.12
申请人
发明人
分类号
G02B17/00;H01L21/027;H01L21/26;(IPC1-7):H01L21/26
主分类号
G02B17/00
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代理人
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