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发明名称
DATA TRANSMISSION SYSTEMS
摘要
申请公布号
GB1567308(A)
申请公布日期
1980.05.14
申请号
GB19750049946
申请日期
1976.12.01
申请人
COMMUNICATIONS PATENTS LTD
发明人
分类号
H04L7/033;H04L7/04;H04L25/02;(IPC1-7):H04L7/10
主分类号
H04L7/033
代理机构
代理人
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