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申请公布号
JPS55100400(U)
申请公布日期
1980.07.12
申请号
JP19790000757U
申请日期
1979.01.06
申请人
发明人
分类号
H04S1/00;H04R5/033;H04R5/04;(IPC1-7):H04S1/00
主分类号
H04S1/00
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