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发明名称
摘要
申请公布号
JPS5825655(Y2)
申请公布日期
1983.06.02
申请号
JP19790089027U
申请日期
1979.06.27
申请人
发明人
分类号
H04R9/02;F21V33/00;G09F27/00;H04R1/00;H04R9/06;(IPC1-7):H04R1/00
主分类号
H04R9/02
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