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发明名称
ARRANGEMENT FOR DRILLING MACHINE FOR WORKING HOLES FROM BACK SIDE
摘要
申请公布号
SU1551472(A1)
申请公布日期
1990.03.23
申请号
SU19864040614
申请日期
1986.03.20
申请人
OVCHINNIKOV ALEKSANDR S,SU;SHABANOV YURIJ V,SU;KARPUKHINA MARINA YU,SU
发明人
OVCHINNIKOV ALEKSANDR S,SU;SHABANOV YURIJ V,SU;KARPUKHINA MARINA YU,SU
分类号
B23B41/16
主分类号
B23B41/16
代理机构
代理人
主权项
地址
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