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发明名称
摘要
申请公布号
SU454656(A1)
申请公布日期
1974.12.25
申请号
SU19651030403
申请日期
1965.10.04
申请人
发明人
分类号
H02P27/04;(IPC1-7):H02P7/42
主分类号
H02P27/04
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