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发明名称
Systèmes de commutation applicables notamment à la sélection de groupe dans les systèmes de téléphonie automatique
摘要
申请公布号
FR69319(E)
申请公布日期
1958.10.23
申请号
FRD69319
申请日期
申请人
LE MATERIEL TELEPHONIQUE;COMPAGNIE GENERALE DE CONSTRUCTIONS TELEPHONIQUE
发明人
HENQUET ANDRE-JEAN;PERROT JEAN-JACQUES
分类号
H04M3/36;H04Q3/00
主分类号
H04M3/36
代理机构
代理人
主权项
地址
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