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发明名称
TELEPHONE SUBSET
摘要
申请公布号
GB2171274(B)
申请公布日期
1988.09.01
申请号
GB19850003796
申请日期
1985.02.14
申请人
* STC PLC
发明人
DONALD ADAMS * WEIR;JOHN ANTHONY WEEKS * BUTCHER;DONALD LEONARD * ROBERTSON
分类号
H04M1/27;(IPC1-7):H04M1/27
主分类号
H04M1/27
代理机构
代理人
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