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发明名称
摘要
申请公布号
JP2560909(Y2)
申请公布日期
1998.01.26
申请号
JP19910068854U
申请日期
1991.08.05
申请人
发明人
分类号
H01L23/50;H01L25/04;H01L25/07;H01L25/18;(IPC1-7):H01L25/04
主分类号
H01L23/50
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