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发明名称
PROCESSO PARA A FABRICACAO DE TROCADORES TERMICOS E TROCADOR ASSIM FABRICADO
摘要
申请公布号
BR7800998(A)
申请公布日期
1978.09.19
申请号
BR19787800998
申请日期
1978.02.20
申请人
CHAUSSON USINES SA
发明人
MORANNE J
分类号
B21D53/08;F28F1/32;F28F9/18;(IPC1-7):F28F9/18
主分类号
B21D53/08
代理机构
代理人
主权项
地址
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