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发明名称
摘要
申请公布号
JPS59118389(U)
申请公布日期
1984.08.09
申请号
JP19830009154U
申请日期
1983.01.27
申请人
发明人
分类号
H04R3/00;H03H7/01;H04R3/04;(IPC1-7):H04R3/04
主分类号
H04R3/00
代理机构
代理人
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