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发明名称
COMMUNICATIONS SYSTEM
摘要
申请公布号
GB2063625(B)
申请公布日期
1983.12.14
申请号
GB19800029388
申请日期
1980.09.11
申请人
BRITISH COMMUNICATIONS CORP LTD
发明人
分类号
H04J3/24;H04L5/04;(IPC1-7):H04L5/14
主分类号
H04J3/24
代理机构
代理人
主权项
地址
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