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发明名称
摘要
申请公布号
JPS52159219(U)
申请公布日期
1977.12.03
申请号
JP19760068274U
申请日期
1976.05.27
申请人
发明人
分类号
H04R1/06;H04R1/04;H05K7/00;(IPC1-7):H04R1/04;H02G3/26
主分类号
H04R1/06
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