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发明名称
A method of electrically driving band rolling mill winches
摘要
申请公布号
GB631604(A)
申请公布日期
1949.11.07
申请号
GB19470002609
申请日期
1947.01.28
申请人
SOCIETE ANONYME DES ACIERIES ET FORGES DE FIRMINY
发明人
分类号
B21C47/00;H02P5/685
主分类号
B21C47/00
代理机构
代理人
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