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发明名称
Heat exchanger and method of making same
摘要
申请公布号
US2151540(A)
申请公布日期
1939.03.21
申请号
US19360084936
申请日期
1936.06.12
申请人
ALEXANDER VARGA
发明人
VARGA ALEXANDER
分类号
F28F3/02
主分类号
F28F3/02
代理机构
代理人
主权项
地址
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