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经营范围
发明名称
Improvements in or relating to heat exchangers
摘要
申请公布号
GB630169(A)
申请公布日期
1949.10.06
申请号
GB19470013842
申请日期
1947.05.22
申请人
MEYER SCHLIOMA FRENKEL
发明人
分类号
F28D7/10
主分类号
F28D7/10
代理机构
代理人
主权项
地址
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