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发明名称
DEVICE FOR HARDENING WORKING SURFACES OF LARGE-SIZE WORKS
摘要
申请公布号
SU579323(A1)
申请公布日期
1977.11.05
申请号
SU19731977602
申请日期
1973.12.03
申请人
IVANOV BORIS N,SU
发明人
IVANOV BORIS N,SU
分类号
C21D1/10;(IPC1-7):21D1/12
主分类号
C21D1/10
代理机构
代理人
主权项
地址
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