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经营范围
发明名称
Panel para la construcción
摘要
申请公布号
ES45217(U)
申请公布日期
1955.04.16
申请号
ES19170000452U
申请日期
1954.12.03
申请人
LA DUFAYLITA ESPAÑOLA, S. A.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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