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发明名称
UN PROCEDIMIENTO PERFECCIONADO PARA LA OBTENCIËN DE PLACAS MIXTAS PARA CONSTRUCCIËN Y SIMILARES
摘要
申请公布号
ES267085(A3)
申请公布日期
1961.08.01
申请号
ES19850002670
申请日期
1961.04.22
申请人
ALTES PINEDA, RAMEN
发明人
分类号
E04C;(IPC1-7):E04C
主分类号
E04C
代理机构
代理人
主权项
地址
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