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发明名称
摘要
申请公布号
JPH048431(U)
申请公布日期
1992.01.27
申请号
JP19900046889U
申请日期
1990.05.07
申请人
发明人
分类号
H01L23/12;H01L21/60
主分类号
H01L23/12
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