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发明名称
摘要
申请公布号
JPS58138493(U)
申请公布日期
1983.09.17
申请号
JP19820035389U
申请日期
1982.03.12
申请人
发明人
分类号
H04R7/24;H04R1/10;H04R1/28;(IPC1-7):H04R7/24
主分类号
H04R7/24
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代理人
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