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发明名称
摘要
申请公布号
JPS52113212(U)
申请公布日期
1977.08.27
申请号
JP19760019449U
申请日期
1976.02.23
申请人
发明人
分类号
H02P7/298;(IPC1-7):H02P5/16
主分类号
H02P7/298
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代理人
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