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发明名称
A microphone
摘要
申请公布号
GB2369522(B)
申请公布日期
2004.08.25
申请号
GB20000028808
申请日期
2000.11.25
申请人
* DAVIES INDUSTRIAL COMMUNICATIONS LIMITED;* DAVIES INDUSTRIAL COMMUNICATIONS LIMITED
发明人
JOHN * DAVIES
分类号
H04R1/08;(IPC1-7):H04R1/08
主分类号
H04R1/08
代理机构
代理人
主权项
地址
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