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发明名称
摘要
申请公布号
JPS645921(Y2)
申请公布日期
1989.02.15
申请号
JP19790044128U
申请日期
1979.04.03
申请人
发明人
分类号
H02B1/32;H02B1/20;(IPC1-7):H02B1/20
主分类号
H02B1/32
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代理人
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