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发明名称
Appareil pour la mesure de la régularité de l'impédance caractéristique des câbles de télécommunication
摘要
申请公布号
FR1099919(A)
申请公布日期
1955.09.14
申请号
FRD1099919
申请日期
1951.06.28
申请人
COMPAGNIE GENERALE D'ELECTRICITE
发明人
COMTE GEORGES;BOURSEAU JEAN
分类号
G01R31/11
主分类号
G01R31/11
代理机构
代理人
主权项
地址
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