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发明名称
INTERCAMBIADOR TERMICO CON DISPOSITIVO DE CIERRE HERMETICO PARA TUBOS INTERCAMBIADORES DE CALOR,INTERCAMBIABLES
摘要
申请公布号
AR219151(A1)
申请公布日期
1980.07.31
申请号
AR19790275472
申请日期
1979.02.12
申请人
SWISSCAL HOLDING SA
发明人
分类号
F28F9/02;F28F9/14;(IPC1-7):F28F7/02
主分类号
F28F9/02
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代理人
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