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发明名称
摘要
申请公布号
JPH083114(Y2)
申请公布日期
1996.01.29
申请号
JP19900054192U
申请日期
1990.05.24
申请人
发明人
分类号
H04R1/00;H04R1/02;(IPC1-7):H04R1/00
主分类号
H04R1/00
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代理人
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