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发明名称
UN NUEVO SISTEMA PARA LA FORMACIoN DE PISOS MEDIANTE ELEMENTOS PREFABRICADOS
摘要
申请公布号
ES190757(A1)
申请公布日期
1950.05.16
申请号
ES19570001907
申请日期
1949.12.10
申请人
SEGARRA SAMPRIETO, JOSE
发明人
分类号
(IPC1-7):E04
主分类号
(IPC1-7):E04
代理机构
代理人
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