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发明名称
摘要
申请公布号
DD111125(A5)
申请公布日期
1975.01.20
申请号
DD19740177668
申请日期
1974.04.03
申请人
发明人
分类号
H02M7/04;H01L23/467;H01L23/473;H01L25/03;(IPC1-7):H01L1/16
主分类号
H02M7/04
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