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发明名称
AUTOMATIC DIALLING DEVICE
摘要
申请公布号
GB2202410(B)
申请公布日期
1991.02.06
申请号
GB19870001989
申请日期
1987.01.29
申请人
* MERCURY COMMUNICATIONS LIMITED
发明人
DAVID THOMAS * VENN
分类号
H04M1/27;H04M1/2745;H04M3/42
主分类号
H04M1/27
代理机构
代理人
主权项
地址
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