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发明名称
PERFECCIONAMIENTOS EN LOS DISPOSITIVOS DE SEGURIDAD PARA FRENOS ACCIONADOS POR FLUiDOS A PRESION
摘要
申请公布号
ES249547(A2)
申请公布日期
1959.09.01
申请号
ES19470002495
申请日期
1959.05.22
申请人
GRAELL GARCIA, ENRIQUE
发明人
分类号
(IPC1-7):F15B
主分类号
(IPC1-7):F15B
代理机构
代理人
主权项
地址
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