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发明名称
摘要
申请公布号
JPS5829677(Y2)
申请公布日期
1983.06.29
申请号
JP19790151649U
申请日期
1979.10.31
申请人
发明人
分类号
H04R17/00;H04R1/22;H04R1/28;(IPC1-7):H04R17/00
主分类号
H04R17/00
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代理人
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