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发明名称
摘要
申请公布号
JPS63196199(U)
申请公布日期
1988.12.16
申请号
JP19870085975U
申请日期
1987.06.01
申请人
发明人
分类号
H04R9/02;(IPC1-7):H04R9/02
主分类号
H04R9/02
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代理人
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