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发明名称
UNAS MEJORAS EN LA FABRICACIËN DE RECUPERADORES DE CALOR PARA USOS DE CALEFACCIËN
摘要
申请公布号
ES295134(A1)
申请公布日期
1964.03.01
申请号
ES19340002951
申请日期
1963.12.28
申请人
PUJADAS POU, RAMEN;PLADEVALL MARGENET, RAMEN;ROSELL BENACH, PEDRO
发明人
分类号
(IPC1-7):F23;F24
主分类号
(IPC1-7):F23
代理机构
代理人
主权项
地址
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