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发明名称
Аппарат для поворачивания болванок при прокатке из них листов
摘要
申请公布号
SU22657(A1)
申请公布日期
1931.09.30
申请号
SU19290053214
申请日期
1929.08.20
申请人
UKHNALEV I.A.
发明人
UKHNALEV I.A.
分类号
B21B39/22
主分类号
B21B39/22
代理机构
代理人
主权项
地址
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