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发明名称
Elemento perfeccionado para señalización
摘要
申请公布号
ES74870(U)
申请公布日期
1959.11.16
申请号
ES19700000748U
申请日期
1959.07.09
申请人
FRÍAS ZARZA, JUSTO
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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