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发明名称
Válvula de presión constante.
摘要
申请公布号
ES6615(U)
申请公布日期
1941.11.01
申请号
ES19150000066U
申请日期
1941.06.23
申请人
GONZALO RODRÍGUEZ-LEAL, JOAQUÍN
发明人
分类号
主分类号
代理机构
代理人
主权项
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