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发明名称
摘要
申请公布号
JPS55121582(U)
申请公布日期
1980.08.28
申请号
JP19790018435U
申请日期
1979.02.17
申请人
发明人
分类号
H04B1/08;B65H75/14;H04R1/10;(IPC1-7):H04R1/10;H02G1/18
主分类号
H04B1/08
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