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发明名称
摘要
申请公布号
JPH0117869(Y2)
申请公布日期
1989.05.24
申请号
JP19820169558U
申请日期
1982.11.08
申请人
发明人
分类号
H04R1/04;H04B1/034;(IPC1-7):H04B1/034
主分类号
H04R1/04
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代理人
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