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发明名称
Commutateur de ligne à relais commandé par moteur pour installations de téléphonie automatique ou semi-automatique
摘要
申请公布号
FR991058(A)
申请公布日期
1951.10.01
申请号
FRD991058
申请日期
1949.07.21
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
分类号
H01H67/26
主分类号
H01H67/26
代理机构
代理人
主权项
地址
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