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申请公布号
JPS52111535(U)
申请公布日期
1977.08.24
申请号
JP19760018977U
申请日期
1976.02.19
申请人
发明人
分类号
H04R3/14;H03H7/46;(IPC1-7):H03H7/46
主分类号
H04R3/14
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