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发明名称
Perfectionnements apportés aux échangeurs de chaleur à circulation verticale
摘要
申请公布号
FR1225165(A)
申请公布日期
1960.06.29
申请号
FR19590788815
申请日期
1959.03.09
申请人
DR. C. OTTO & COMP. G. M. B. H.
发明人
分类号
F28F21/04
主分类号
F28F21/04
代理机构
代理人
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