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发明名称
摘要
申请公布号
JPS5512440(Y2)
申请公布日期
1980.03.18
申请号
JP19740070048U
申请日期
1974.06.14
申请人
发明人
分类号
H01L23/32;H01L23/48;H01L23/50;H01L25/10;H01L25/11;H01L25/18;(IPC1-7):H01L23/48
主分类号
H01L23/32
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