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发明名称
Telephone traffic measurement
摘要
申请公布号
GB2163319(A)
申请公布日期
1986.02.19
申请号
GB19840020588
申请日期
1984.08.14
申请人
* STC PLC
发明人
DENNIS PERCY * NEWSTEAD
分类号
H04M3/36;(IPC1-7):H04M3/36
主分类号
H04M3/36
代理机构
代理人
主权项
地址
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