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发明名称
摘要
申请公布号
JPS5474226(U)
申请公布日期
1979.05.26
申请号
JP19770148325U
申请日期
1977.11.07
申请人
发明人
分类号
H02M7/12;(IPC1-7):H02M7/12
主分类号
H02M7/12
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代理人
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