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发明名称
Système de commutation électronique par impulsions
摘要
申请公布号
FR58754(E)
申请公布日期
1954.04.05
申请号
FRD58754
申请日期
1948.05.14
申请人
LE MATERIEL TELEPHONIQUE
发明人
MIERLO STANISLAS VAN
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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