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发明名称
Gueulard perfectionné de haut fourneau
摘要
申请公布号
FR1241819(A)
申请公布日期
1960.09.23
申请号
FR19590802615
申请日期
1959.08.11
申请人
发明人
AUGEARD JEAN-MARIE-MARCEL
分类号
C21B7/18
主分类号
C21B7/18
代理机构
代理人
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