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发明名称
摘要
申请公布号
JP2665404(B2)
申请公布日期
1997.10.22
申请号
JP19910023509
申请日期
1991.02.18
申请人
发明人
分类号
H01L21/302;H01L21/304;H01L21/306;H01L21/311;H01L21/312;H01L21/316;(IPC1-7):H01L21/316
主分类号
H01L21/302
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代理人
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