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发明名称
摘要
申请公布号
JPS49395(B1)
申请公布日期
1974.01.07
申请号
JP19690089951
申请日期
1969.11.10
申请人
发明人
分类号
H01L27/22;H01L29/82
主分类号
H01L27/22
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