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发明名称
Direct fired unit air heaters
摘要
申请公布号
GB618428(A)
申请公布日期
1949.02.22
申请号
GB19460001370
申请日期
1946.01.15
申请人
DRAVO CORPORATION
发明人
分类号
F24H3/08
主分类号
F24H3/08
代理机构
代理人
主权项
地址
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