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发明名称
摘要
申请公布号
JPS56156391(U)
申请公布日期
1981.11.21
申请号
JP19800054408U
申请日期
1980.04.21
申请人
发明人
分类号
H02P1/22;H02M7/155;H02P7/292;(IPC1-7):H02P1/22;H02P5/16
主分类号
H02P1/22
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