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经营范围
发明名称
Improvements in heat regenerators
摘要
申请公布号
GB675408(A)
申请公布日期
1952.07.09
申请号
GB19500009115
申请日期
1950.04.13
申请人
KRISTIAN REFSLUND
发明人
分类号
F28D17/02
主分类号
F28D17/02
代理机构
代理人
主权项
地址
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