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发明名称
MEJORA EN EL PROCEDIMIENTO DE OBTENCION DE EFECTOS SUPERFI- CIALES EN MATERIALES DE CONSTRUCCION.
摘要
申请公布号
ES398572(A2)
申请公布日期
1977.08.16
申请号
ES19720003985
申请日期
1971.12.18
申请人
ZORRILLA ARECHAVALA JOSE
发明人
分类号
E04C;(IPC1-7):04C/
主分类号
E04C
代理机构
代理人
主权项
地址
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