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发明名称
Improvements in or relating to the Transmission of Analogue Information
摘要
申请公布号
GB1179751(A)
申请公布日期
1970.01.28
申请号
GB19670028638
申请日期
1967.06.21
申请人
COMPAGNIE DES FREINS ET SIGNAUX WESTINGHOUSE
发明人
分类号
B61L3/12;G08C15/10
主分类号
B61L3/12
代理机构
代理人
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