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经营范围
发明名称
COMMUNICATIONS SYSTEM
摘要
申请公布号
EP0784905(A1)
申请公布日期
1997.07.23
申请号
EP19950932110
申请日期
1995.09.25
申请人
NORTEL NETWORKS CORPORATION
发明人
SHARPE, MARTIN
分类号
H04L9/00;H04M3/42;H04Q3/00;H04Q3/62;(IPC1-7):H04Q3/00;H04Q11/04
主分类号
H04L9/00
代理机构
代理人
主权项
地址
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