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发明名称
摘要
申请公布号
JPS6224987(Y2)
申请公布日期
1987.06.26
申请号
JP19800105225U
申请日期
1980.07.25
申请人
发明人
分类号
H03J7/32;G01R29/08;(IPC1-7):H03J7/32
主分类号
H03J7/32
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