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发明名称
Method for forming heat-exchange devices
摘要
申请公布号
US3139679(A)
申请公布日期
1964.07.07
申请号
US19610110487
申请日期
1961.05.16
申请人
STANLEY SAJ
发明人
SAJ STANLEY
分类号
B21D53/04;B23K1/00;F28F1/12
主分类号
B21D53/04
代理机构
代理人
主权项
地址
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