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发明名称
摘要
申请公布号
JP2582887(Y2)
申请公布日期
1998.10.15
申请号
JP19910050677U
申请日期
1991.06.06
申请人
发明人
分类号
H04R1/28;H04R9/06;(IPC1-7):H04R1/28
主分类号
H04R1/28
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