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发明名称
Balai de contact en charbon pour la prise de courant dans les véhicules électriques
摘要
申请公布号
FR51769(E)
申请公布日期
1943.05.03
申请号
FRD51769
申请日期
1941.07.26
申请人
C. CONRADTY
发明人
分类号
B60L5/20
主分类号
B60L5/20
代理机构
代理人
主权项
地址
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