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发明名称
摘要
申请公布号
JPH0815200(B2)
申请公布日期
1996.02.14
申请号
JP19870120942
申请日期
1987.05.18
申请人
发明人
分类号
H01L23/50;(IPC1-7):H01L23/50
主分类号
H01L23/50
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代理人
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地址
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