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经营范围
发明名称
Heat exchanger
摘要
申请公布号
US2659392(A)
申请公布日期
1953.11.17
申请号
US19470774151
申请日期
1947.09.15
申请人
MEYER FRENKEL
发明人
FRENKEL MEYER
分类号
F28F1/02;F28F1/42
主分类号
F28F1/02
代理机构
代理人
主权项
地址
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