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发明名称
摘要
申请公布号
JPS56147782(U)
申请公布日期
1981.11.06
申请号
JP19800044784U
申请日期
1980.04.04
申请人
发明人
分类号
H02M7/155;H02M3/24;H02M3/315;H02M7/12;(IPC1-7):H02M3/315
主分类号
H02M7/155
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