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发明名称
Improvements in converters for telegraph signals or the like
摘要
申请公布号
GB1009873(A)
申请公布日期
1965.11.17
申请号
GB19620028634
申请日期
1962.07.25
申请人
BRITISH TELECOMMUNICATIONS RESEARCH LIMITED
发明人
GREEN NORMAN GEORGE;HODGSON EDWARD
分类号
H03M5/00;H04L25/05
主分类号
H03M5/00
代理机构
代理人
主权项
地址
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