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发明名称
摘要
申请公布号
JPS63172139(U)
申请公布日期
1988.11.09
申请号
JP19870065640U
申请日期
1987.04.28
申请人
发明人
分类号
H01L23/28;H01L23/48;(IPC1-7):H01L23/28
主分类号
H01L23/28
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代理人
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