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经营范围
发明名称
ELEMENTO DE UNION PARA TUBOS CRUZADOS.
摘要
申请公布号
ES169015(Y)
申请公布日期
1972.05.16
申请号
ES19710169015U
申请日期
1971.05.17
申请人
MARTIN CABRERA LEAL
发明人
分类号
F16L
主分类号
F16L
代理机构
代理人
主权项
地址
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