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发明名称
Air and oil preheating system for burners
摘要
申请公布号
US2672925(A)
申请公布日期
1954.03.23
申请号
US19500160884
申请日期
1950.05.09
申请人
PAUL TRAUB
发明人
TRAUB PAUL
分类号
F23K5/20
主分类号
F23K5/20
代理机构
代理人
主权项
地址
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