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经营范围
发明名称
PERFECCIONAMIENTOS EN EL MECANISMO VALVULAR DE DISTRIBUCIoN DE INSTALACIONES TÉRMICAS
摘要
申请公布号
ES223859(A1)
申请公布日期
1955.11.16
申请号
ES19590002238
申请日期
1955.09.07
申请人
NATE LLORENS, ERNESTO
发明人
分类号
(IPC1-7):F16
主分类号
(IPC1-7):F16
代理机构
代理人
主权项
地址
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