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经营范围
发明名称
Perfectionnements aux contrôleurs d'aiguilles des voies ferrées
摘要
申请公布号
FR853605(A)
申请公布日期
1940.03.23
申请号
FRD853605
申请日期
1939.04.28
申请人
ATELIERS DE CONSTRUCTIONS MECANIQUES L'ASTER
发明人
分类号
B61L5/10
主分类号
B61L5/10
代理机构
代理人
主权项
地址
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