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经营范围
发明名称
Lápiz tetracolor.
摘要
申请公布号
ES18972(U)
申请公布日期
1949.02.16
申请号
ES19720000189U
申请日期
1949.01.14
申请人
FERNÁNDEZ CUMPIAN, MANUEL;HUERTAS DÍAZ, JUAN
发明人
分类号
主分类号
代理机构
代理人
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