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发明名称
TELEPHONE EXCHANGE
摘要
申请公布号
NZ313227(A)
申请公布日期
1999.10.28
申请号
NZ19960313227
申请日期
1996.07.17
申请人
BRITISH TELECOMMUNICATIONS PLC
发明人
MILLAR, PAUL CHRISTOPHER;CARPENTER, ROBERT BRUCE PHILIP
分类号
H04M3/42;H04M3/00;H04M3/487;H04M19/02;H04Q11/04;(IPC1-7):H04M3/00
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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