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发明名称
摘要
申请公布号
JPS56133795(U)
申请公布日期
1981.10.09
申请号
JP19800031052U
申请日期
1980.03.12
申请人
发明人
分类号
H02P1/26;G05F1/70;H02J3/18;(IPC1-7):H02P1/26
主分类号
H02P1/26
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代理人
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