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发明名称
Aparato autoanunciador para contener anuncios sobre una superficie opaca o sobre superficie transparente para que el anuncio sea luminoso.
摘要
申请公布号
ES3027(Y)
申请公布日期
1935.08.16
申请号
ES19270000030U
申请日期
1934.05.21
申请人
CÓZAR, ERNESTO
发明人
分类号
主分类号
代理机构
代理人
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