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发明名称
Echo cancelling/suppression for handsets
摘要
申请公布号
GB2348350(A)
申请公布日期
2000.09.27
申请号
GB19990007102
申请日期
1999.03.26
申请人
* MITEL CORPORATION
发明人
MIRJANA * POPOVIC;DIETER * SCHULZ
分类号
H04M9/08;(IPC1-7):H04B3/20
主分类号
H04M9/08
代理机构
代理人
主权项
地址
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