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发明名称
FRAME OF A VERTICAL ROLLING MILL
摘要
申请公布号
PL112822(B1)
申请公布日期
1980.11.29
申请号
PL19770200274
申请日期
1977.08.13
申请人
发明人
分类号
B21B;B21B31/02;(IPC1-7):B21B31/02
主分类号
B21B
代理机构
代理人
主权项
地址
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