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发明名称
Instrumento para dibujar
摘要
申请公布号
ES88557(U)
申请公布日期
1961.09.16
申请号
ES19570000885U
申请日期
1961.07.24
申请人
NEVEL ALVAREZ, MIGUEL ENRIQUE;MACAYA DE RIGALT, MARÍA
发明人
分类号
主分类号
代理机构
代理人
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