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发明名称
Procédé de fabrication de tubes à ailettes utilisables notamment dans les échangeurs de chaleur
摘要
申请公布号
FR1172819(A)
申请公布日期
1959.02.16
申请号
FRD1172819
申请日期
1957.03.05
申请人
THE MARLEY COMPANY
发明人
分类号
B21C37/26
主分类号
B21C37/26
代理机构
代理人
主权项
地址
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