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发明名称
Nouveau dispositif de roulement pour véhicules ferroviaires
摘要
申请公布号
FR1089157(A)
申请公布日期
1955.03.15
申请号
FRD1089157
申请日期
1953.12.09
申请人
发明人
CRIADO FRANCISCO SANTAMARIA
分类号
B61F7/00
主分类号
B61F7/00
代理机构
代理人
主权项
地址
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