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发明名称
Improvements in or relating to signalling systems
摘要
申请公布号
GB982326(A)
申请公布日期
1965.02.03
申请号
GB19610039997
申请日期
1961.11.08
申请人
THE GENERAL ELECTRIC COMPANY LIMITED;NORMAN EDWIN HEAD;REGINALD FREDERICK KILBY;JOHN MAXWELL SMART
发明人
分类号
H04L1/00
主分类号
H04L1/00
代理机构
代理人
主权项
地址
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