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经营范围
发明名称
OBTURADOR PARA DESAGUE MEJORADO.
摘要
申请公布号
ES136863(Y)
申请公布日期
1969.01.16
申请号
ES19680136863U
申请日期
1968.03.09
申请人
SAURET, S. A.
发明人
分类号
E03C
主分类号
E03C
代理机构
代理人
主权项
地址
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