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发明名称
摘要
申请公布号
JPS5422748(B2)
申请公布日期
1979.08.08
申请号
JP19720008265
申请日期
1972.01.24
申请人
发明人
分类号
H01L21/027;G03F1/00;G03F1/54;G03F1/68;G03F1/80
主分类号
H01L21/027
代理机构
代理人
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