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摘要
申请公布号
JPS54181928(U)
申请公布日期
1979.12.22
申请号
JP19780080561U
申请日期
1978.06.13
申请人
发明人
分类号
H04R7/08;H04R1/22;H04R7/04;H04R7/20;H04R9/06;(IPC1-7):H04R7/20
主分类号
H04R7/08
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