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发明名称
UN DISPOSITIVO DE COMPUERTA DE RETENCIËN DE AGUA DE REGULACIËN AUTOMATICA DEL NIVEL DE AGUAS ARRIBA
摘要
申请公布号
ES237419(A1)
申请公布日期
1958.04.01
申请号
ES19190002374
申请日期
1957.09.04
申请人
SOCIETE DES FORGES ET ATELIERS DU CREUSOT
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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