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经营范围
发明名称
Extruded metal heat exchanger
摘要
申请公布号
US3391731(A)
申请公布日期
1968.07.09
申请号
US19650498204
申请日期
1965.10.11
申请人
JAMES P. DZIEKONSKI
发明人
DZIEKONSKI JAMES P.
分类号
B21C23/10;F28D1/02;F28F21/08
主分类号
B21C23/10
代理机构
代理人
主权项
地址
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