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发明名称
Placas para preservar la escritura a máquina durante el borrado provistas de receptáculos para residuos.
摘要
申请公布号
ES6201(Y)
申请公布日期
1945.03.16
申请号
ES19010000062U
申请日期
1940.12.17
申请人
LACORTE AVENTIN, VICENTE
发明人
分类号
主分类号
代理机构
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