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发明名称
BERAING ARRANGEMENT FOR WORKING ROLLS OF ROLLING STANDS
摘要
申请公布号
PL134359(B1)
申请公布日期
1985.08.31
申请号
PL19800221924
申请日期
1980.02.09
申请人
发明人
分类号
B21B;B21B31/07;F16C13/06;(IPC1-7):B21B31/07
主分类号
B21B
代理机构
代理人
主权项
地址
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