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经营范围
发明名称
Procédé de fabrication de coussinets ou moyeux graisseurs tubulaires comme ceux des commutateurs rotatifs utilisés en téléphonie automatique
摘要
申请公布号
FR978386(A)
申请公布日期
1951.04.12
申请号
FRD978386
申请日期
1948.12.31
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
分类号
H01H63/00
主分类号
H01H63/00
代理机构
代理人
主权项
地址
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