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经营范围
发明名称
TWIN-ROLLER STRAIGHTENING MACHINE
摘要
申请公布号
SU454771(A1)
申请公布日期
1979.08.05
申请号
SU19721840931
申请日期
1972.10.27
申请人
SEMENENKO YU.L.,SU;TUMANOV N.V.,SU
发明人
SEMENENKO YU.L.,SU;TUMANOV N.V.,SU
分类号
B21D3/02;(IPC1-7):B21D3/02
主分类号
B21D3/02
代理机构
代理人
主权项
地址
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