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发明名称
摘要
申请公布号
JPS57501658(A)
申请公布日期
1982.09.09
申请号
JP19800502473
申请日期
1980.10.30
申请人
发明人
分类号
H02P23/00;H02P21/06;H02P27/04
主分类号
H02P23/00
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代理人
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