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发明名称
摘要
申请公布号
JPS6236246(Y2)
申请公布日期
1987.09.16
申请号
JP19810144546U
申请日期
1981.09.29
申请人
发明人
分类号
H01C7/12;H01T4/20;(IPC1-7):H01C7/12
主分类号
H01C7/12
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