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经营范围
发明名称
Système de commutation électronique
摘要
申请公布号
FR1075370(A)
申请公布日期
1954.10.15
申请号
FRD1075370
申请日期
1953.02.12
申请人
LABORATOIRE CENTRAL DE TELECOMMUNICATIONS
发明人
AIGRAIN PIERRE-RAOUL-ROGER;POULOT-INTZOPOULOS GEORGES
分类号
H04Q11/04
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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