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发明名称
摘要
申请公布号
JPS528490(B1)
申请公布日期
1977.03.09
申请号
JP19700055475
申请日期
1970.06.25
申请人
发明人
分类号
H02H3/353;H02H3/16;H02H3/38;(IPC1-7):H02H3/16
主分类号
H02H3/353
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代理人
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