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经营范围
发明名称
Improvements in or relating to methods of manufacturing sheet metal elements for heat exchangers
摘要
申请公布号
GB665141(A)
申请公布日期
1952.01.16
申请号
GB19490007206
申请日期
1949.03.16
申请人
REGINALD DOUGLAS QUINTON-COX;IMPERIAL CHEMICAL INDUSTRIES LIMITED
发明人
分类号
B21D53/02
主分类号
B21D53/02
代理机构
代理人
主权项
地址
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