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发明名称
摘要
申请公布号
JPS476740(U)
申请公布日期
1972.09.22
申请号
JP19710007742U
申请日期
1971.02.13
申请人
发明人
分类号
H01Q1/12;(IPC1-7):H01Q1/12
主分类号
H01Q1/12
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