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发明名称
摘要
申请公布号
JPS5456122(U)
申请公布日期
1979.04.18
申请号
JP19770095190U
申请日期
1977.07.19
申请人
发明人
分类号
H02M7/48;(IPC1-7):H02M7/48;H02P13/20
主分类号
H02M7/48
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代理人
主权项
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