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发明名称
Montage d'un circuit de courant de ligne dans un appareil de signalisation automatique
摘要
申请公布号
FR1008415(A)
申请公布日期
1952.05.19
申请号
FRD1008415
申请日期
1950.01.16
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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