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发明名称
Válvula de aire de cierre automático
摘要
申请公布号
ES49309(Y)
申请公布日期
1956.05.16
申请号
ES19090000493U
申请日期
1955.07.09
申请人
FÁBRICAS REUNIDAS DE CAUCHO Y APÓSITOS, S. A. (FRACSA)
发明人
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主分类号
代理机构
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