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发明名称
摘要
申请公布号
JPS56156337(U)
申请公布日期
1981.11.21
申请号
JP19800053035U
申请日期
1980.04.17
申请人
发明人
分类号
H02H3/22;H02H9/06;(IPC1-7):H02H9/06
主分类号
H02H3/22
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