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发明名称
摘要
申请公布号
SU557457(A1)
申请公布日期
1977.05.05
申请号
SU19752171963
申请日期
1975.09.08
申请人
发明人
分类号
H02K9/04;(IPC1-7):H02K9/04
主分类号
H02K9/04
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