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发明名称
摘要
申请公布号
JPS533620(B2)
申请公布日期
1978.02.08
申请号
JP19730064270
申请日期
1973.06.07
申请人
发明人
分类号
H01L21/761;H01L21/76
主分类号
H01L21/761
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