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发明名称
摘要
申请公布号
JPS5830388(Y2)
申请公布日期
1983.07.04
申请号
JP19780139803U
申请日期
1978.10.11
申请人
发明人
分类号
H04R17/10;H04R1/20;H04R17/00;(IPC1-7):H04R17/00
主分类号
H04R17/10
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