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经营范围
发明名称
Heat exchange apparatus
摘要
申请公布号
US2086222(A)
申请公布日期
1937.07.06
申请号
US19360082230
申请日期
1936.05.28
申请人
GENERAL CHEMICAL COMPANY
发明人
HARKNESS ANDREW M.
分类号
F28F1/08
主分类号
F28F1/08
代理机构
代理人
主权项
地址
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