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发明名称
UN PROCEDIMIENTO PARA OBTENER UN CEMENTO MAGNESiANO IMPERMEABLE Y RESISTENTE A LA ACCIoN CORROSIVA DEL AGUA DEL MAR Y DE LOS áCIDOS Y SELENITOSAS
摘要
申请公布号
ES188253(A1)
申请公布日期
1949.07.01
申请号
ES19530001882
申请日期
1949.05.18
申请人
D'ASTECK CALLERY, EMIR LUIS
发明人
分类号
(IPC1-7):C04
主分类号
(IPC1-7):C04
代理机构
代理人
主权项
地址
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