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发明名称
Tuyere for blast furnaces and the like
摘要
申请公布号
US2353849(A)
申请公布日期
1944.07.18
申请号
US19410408525
申请日期
1941.08.27
申请人
RICHARDSON ALAN H
发明人
RICHARDSON ALAN H.
分类号
C21B7/16
主分类号
C21B7/16
代理机构
代理人
主权项
地址
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