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发明名称
Heat exchanger
摘要
申请公布号
US2549687(A)
申请公布日期
1951.04.17
申请号
US19470787362
申请日期
1947.11.21
申请人
THE DURIRON COMPANY, INC.
发明人
JACK DELBERT E.;WILLIAMSON JAMES M.
分类号
F28D7/02;F28F13/12
主分类号
F28D7/02
代理机构
代理人
主权项
地址
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