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发明名称
PERMUTADOR DE CALOR CAIXA D'AGUA MOLDADA PARA O MESMO E APARELHO DE CLIMATIZACAO COMPREENDENDO TAL PERMUTADOR
摘要
申请公布号
BR6915060(D0)
申请公布日期
1973.01.11
申请号
BR19690215060
申请日期
1969.12.12
申请人
DU FERODO F SA
发明人
FRENI W
分类号
F28F9/00;F28F9/02;F28F13/06;F28F21/06;(IPC1-7):B60H1/08
主分类号
F28F9/00
代理机构
代理人
主权项
地址
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