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发明名称
PERFECCIONAMIENTOS EN LOS CARROS PARA FERROCARRILES.
摘要
申请公布号
ES375947(A1)
申请公布日期
1972.04.16
申请号
ES19470003759
申请日期
1970.01.27
申请人
FOLCH NADAL
发明人
分类号
B61F;(IPC1-7):61F/
主分类号
B61F
代理机构
代理人
主权项
地址
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