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发明名称
摘要
申请公布号
JPS5326122(B2)
申请公布日期
1978.07.31
申请号
JP19750013902
申请日期
1975.01.31
申请人
发明人
分类号
H04R11/08;H04R11/12
主分类号
H04R11/08
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