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发明名称
Mecanismo acoplable a aparatos medidores de líquidos que impiden el retroceso del émbolo
摘要
申请公布号
ES39709(U)
申请公布日期
1954.02.01
申请号
ES19090000397U
申请日期
1953.12.26
申请人
MARTÍNEZ LEBRÉS, ALFONSO
发明人
分类号
主分类号
代理机构
代理人
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