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经营范围
发明名称
Blast furnace construction
摘要
申请公布号
US3371918(A)
申请公布日期
1968.03.05
申请号
US19650455826
申请日期
1965.05.14
申请人
YAWATA IRON & STEEL CO., LTD.
发明人
UESHIMA KUMAO;NAKASONO HIROSHI
分类号
C21B7/06;C21B7/10
主分类号
C21B7/06
代理机构
代理人
主权项
地址
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