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发明名称
Un dispositivo para la confección de croquis planos
摘要
申请公布号
ES64017(U)
申请公布日期
1958.03.01
申请号
ES19170000640U
申请日期
1958.01.30
申请人
SÁNCHEZ Y SÁNCHEZ, JOSÉ RICARDO;PÉREZ CRISTÓBAL, LUIS
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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