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发明名称
摘要
申请公布号
JPS5815340(U)
申请公布日期
1983.01.31
申请号
JP19820033728U
申请日期
1982.03.08
申请人
发明人
分类号
G01R31/02;H01F38/20;H02B13/02;(IPC1-7):H01F40/06;H02B13/06
主分类号
G01R31/02
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