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发明名称
UNIFIED MESSAGING AND LONG DISTANCE COMMUNICATION SYSTEM
摘要
申请公布号
EP0799543(A2)
申请公布日期
1997.10.08
申请号
EP19950941560
申请日期
1995.12.22
申请人
ALPHANET TELECOM INC.
发明人
GORDON, ALASTAIR, T.
分类号
H04M3/50;H04L9/00;H04L12/58;H04L12/66;H04L29/06;H04M3/00;H04M3/42;H04M3/53;H04M3/533;H04M7/00;H04M7/12;H04M11/00;H04Q3/00;(IPC1-7):H04M3/50
主分类号
H04M3/50
代理机构
代理人
主权项
地址
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