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发明名称
PERFECCIONAMIENTOS A LAS VáLVULAS DE DISTRIBUCIoN DE LOS APARATOS DE FRENOS MEDIANTE FLUiDO BAJO PRESIoN PARA FERROCARRILES Y OTROS VEHiCULOS ANáLOGOS
摘要
申请公布号
ES196361(A2)
申请公布日期
1951.09.01
申请号
ES19610001963
申请日期
1951.02.01
申请人
COMPAGNIE DES FREINS ET SIGNAUX WESTINGHOUSE
发明人
分类号
(IPC1-7):B61
主分类号
(IPC1-7):B61
代理机构
代理人
主权项
地址
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