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经营范围
发明名称
Heat exchanger
摘要
申请公布号
US3249154(A)
申请公布日期
1966.05.03
申请号
US19610149928
申请日期
1961.11.03
申请人
PIERRE LEGRAND
发明人
LEGRAND PIERRE
分类号
F28D7/00;F28D7/02;F28F1/12;F28F1/26;F28F1/36;F28F1/42;F28F9/26;F28F13/06;F28F13/12
主分类号
F28D7/00
代理机构
代理人
主权项
地址
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