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发明名称
摘要
申请公布号
JPS57175534(U)
申请公布日期
1982.11.06
申请号
JP19810062472U
申请日期
1981.04.27
申请人
发明人
分类号
H02G7/20;H02G1/02;(IPC1-7):H02G7/20
主分类号
H02G7/20
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代理人
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