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发明名称
摘要
申请公布号
JPS55124993(U)
申请公布日期
1980.09.04
申请号
JP19790024692U
申请日期
1979.02.26
申请人
发明人
分类号
H04R9/04;H04R31/00;(IPC1-7):H04R9/04
主分类号
H04R9/04
代理机构
代理人
主权项
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