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发明名称
DIRECT-FIRED UNIT HEATER
摘要
申请公布号
CA417393(A)
申请公布日期
1943.12.28
申请号
CAD417393
申请日期
申请人
DRAVO CORPORATION
发明人
DAVID HENDERSON;RALPH MACARTNEY RUSH;HAROLD CARL ANDERSON
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主分类号
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