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经营范围
发明名称
HOLE BROACHING METHOD
摘要
申请公布号
SU871973(A1)
申请公布日期
1981.10.15
申请号
SU19792772018
申请日期
1979.04.28
申请人
ELINSKIJ STANISLAV A,SU
发明人
ELINSKIJ STANISLAV A,SU
分类号
B21J5/10;(IPC1-7):B21J5/10
主分类号
B21J5/10
代理机构
代理人
主权项
地址
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