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发明名称
SISTEMA DE INTERCAMBIADORES DE CALOR PARA APARATOS DE CALEFACCIËN POR AIRE CALIENTE
摘要
申请公布号
ES266511(A1)
申请公布日期
1961.07.16
申请号
ES19110002665
申请日期
1961.04.12
申请人
ELIZALDE Y CASTRO, SOCIEDAD ANENIMA
发明人
分类号
F28C;(IPC1-7):F28C
主分类号
F28C
代理机构
代理人
主权项
地址
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