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发明名称
APPARATUS FOR HOT EXPANDING OF RINGS
摘要
申请公布号
SU774734(A1)
申请公布日期
1980.10.30
申请号
SU19782631276
申请日期
1978.05.11
申请人
DUBROVIN LEV N,SU;SNITSARENKO ROMAN L,SU;SHCHENEV IVAN S,SU
发明人
DUBROVIN LEV N,SU;SNITSARENKO ROMAN L,SU;SHCHENEV IVAN S,SU
分类号
B21H1/06;(IPC1-7):B21H1/06
主分类号
B21H1/06
代理机构
代理人
主权项
地址
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