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发明名称
Virtual private networks.
摘要
申请公布号
EP0627862(A3)
申请公布日期
1995.02.22
申请号
EP19940303694
申请日期
1994.05.24
申请人
PLESSEY TELECOMM
发明人
WILLIAMS PHILIP JOHN
分类号
H04Q3/58;H04M3/00;H04Q3/00;H04Q3/62;(IPC1-7):H04Q3/62
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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