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经营范围
发明名称
UN DISPOSITIVO DE DESAGUE.
摘要
申请公布号
ES104243(Y)
申请公布日期
1972.05.01
申请号
ES19640104243U
申请日期
1964.02.15
申请人
MARTINEZ SEGURA;OTROS
发明人
分类号
E03D
主分类号
E03D
代理机构
代理人
主权项
地址
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