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发明名称
摘要
申请公布号
JPH0444425(B2)
申请公布日期
1992.07.21
申请号
JP19870322036
申请日期
1987.12.18
申请人
SHINKO ELEC IND
发明人
KOIZUMI YOSHIHARU
分类号
H01L21/56;H01L23/50
主分类号
H01L21/56
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代理人
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