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摘要
申请公布号
JPS5877997(U)
申请公布日期
1983.05.26
申请号
JP19810174336U
申请日期
1981.11.24
申请人
发明人
分类号
H04R9/04;(IPC1-7):H04R9/04
主分类号
H04R9/04
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