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发明名称
PROCEDIMIENTO PARA LA CONFECCION DE REVESTIMIENTOS SEMIRIGIDOS
摘要
申请公布号
ES247049(A1)
申请公布日期
1959.09.01
申请号
ES19490002470
申请日期
1959.02.05
申请人
SALVIAM, S.A.
发明人
分类号
E01C7/35;(IPC1-7):E01C7/35
主分类号
E01C7/35
代理机构
代理人
主权项
地址
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