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发明名称
摘要
申请公布号
JPH01107294(U)
申请公布日期
1989.07.19
申请号
JP19880002294U
申请日期
1988.01.12
申请人
发明人
分类号
H04R1/10;H04R17/00;(IPC1-7):H04R1/10
主分类号
H04R1/10
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代理人
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