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发明名称
UN PROCEDIMIENTO PARA OXIGENAR Y REFRIGERAR LOS INMUEBLES HABITADOS
摘要
申请公布号
ES116175(A1)
申请公布日期
1930.02.16
申请号
ES19750001161
申请日期
1929.12.03
申请人
GARCIA MAGUREGUI, PEDRO
发明人
分类号
(IPC1-7):F24
主分类号
(IPC1-7):F24
代理机构
代理人
主权项
地址
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