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发明名称
Válvula mejorada
摘要
申请公布号
ES62566(U)
申请公布日期
1957.12.01
申请号
ES19660000625U
申请日期
1957.10.25
申请人
FEBLES QUINTERO, FRANCISCO
发明人
分类号
主分类号
代理机构
代理人
主权项
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