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发明名称
UN PROCEDIMIENTO Y DISPOSITIVO PARA VACIAR PRESAS DE EMBALSE
摘要
申请公布号
ES214410(A1)
申请公布日期
1955.06.01
申请号
ES19100002144
申请日期
1954.03.26
申请人
SOCIETE DAEENTERPRISES GENERALES ET TRAVAUX PUBLICS
发明人
分类号
(IPC1-7):E02
主分类号
(IPC1-7):E02
代理机构
代理人
主权项
地址
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