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经营范围
发明名称
Deaerator and feed heater
摘要
申请公布号
US2287600(A)
申请公布日期
1942.06.23
申请号
US19400326646
申请日期
1940.03.29
申请人
BETHLEHEM STEEL COMPANY
发明人
BURKHARDT JOHN E.;FOX BENJAMIN
分类号
F22D1/30
主分类号
F22D1/30
代理机构
代理人
主权项
地址
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