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发明名称
Improvements in electrically driven rollers for rolling-mills and like purposes
摘要
申请公布号
GB314790(A)
申请公布日期
1930.07.07
申请号
GB19290010639
申请日期
1929.04.05
申请人
DEMAG AKTIENGESELLSCHAFT
发明人
分类号
B21B39/00
主分类号
B21B39/00
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代理人
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