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经营范围
发明名称
Telephone or communication terminal with improved calling alert signal detection by using an activity detector
摘要
申请公布号
EP1104149(B1)
申请公布日期
2004.04.28
申请号
EP19990440329
申请日期
1999.11.29
申请人
ALCATEL
发明人
WANNER, JEAN-MARC
分类号
H04M1/57;(IPC1-7):H04M1/57
主分类号
H04M1/57
代理机构
代理人
主权项
地址
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