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发明名称
Cuentarrevoluciones de bolsillo.
摘要
申请公布号
ES13582(Y)
申请公布日期
1947.05.16
申请号
ES19820000135U
申请日期
1946.08.10
申请人
VALLS CALVET, ARTURO;MANICH NIN, FRANCISCO;NOGUERA TORRAS, JUAN
发明人
分类号
主分类号
代理机构
代理人
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