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经营范围
发明名称
Improvements in or relating to data transmission systems
摘要
申请公布号
GB946793(A)
申请公布日期
1964.01.15
申请号
GB19610007864
申请日期
1961.03.03
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
WRIGHT ESMOND PHILLIP GOODWIN
分类号
H04M11/06
主分类号
H04M11/06
代理机构
代理人
主权项
地址
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