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发明名称
Sombrero plegable dispuesto para que, al abrirse para su uso, quede siempre con el ala rígida.
摘要
申请公布号
ES739(Y)
申请公布日期
1932.08.01
申请号
ES19390000007U
申请日期
1932.01.19
申请人
VALLE FREDES, ROMÁN
发明人
分类号
主分类号
代理机构
代理人
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