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发明名称
Nuevo tipo de piezas acoplables o intercambiables para formar rótulos o letreros
摘要
申请公布号
ES5147(U)
申请公布日期
1939.08.16
申请号
ES19470000051U
申请日期
1937.10.20
申请人
LÓPEZ VÁZQUEZ, GERMÁN
发明人
分类号
主分类号
代理机构
代理人
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