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发明名称
Telephone network
摘要
申请公布号
GB2303272(B)
申请公布日期
2000.02.23
申请号
GB19950014029
申请日期
1995.07.10
申请人
* HONG KONG TELECOMMUNICATIONS LIMITED
发明人
DAVID * CONNOLLY;KA HANG * CHENG
分类号
H04M3/428;H04N1/327;(IPC1-7):H04M3/42
主分类号
H04M3/428
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代理人
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