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发明名称
摘要
申请公布号
JPS5639146(B2)
申请公布日期
1981.09.10
申请号
JP19750103434
申请日期
1975.08.28
申请人
发明人
分类号
H02M3/07;H02M3/06;H02M7/06;H02M7/12
主分类号
H02M3/07
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代理人
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