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经营范围
发明名称
SLOTTING MACHINE
摘要
申请公布号
SU1742474(A1)
申请公布日期
1992.06.23
申请号
SU19894741112
申请日期
1989.08.16
申请人
KHRIPKOV ALEKSANDR,SU;KHRIPKOVA TATYANA S,SU
发明人
KHRIPKOV ALEKSANDR I,SU;KHRIPKOVA TATYANA S,SU
分类号
E21C37/00;E21C37/12
主分类号
E21C37/00
代理机构
代理人
主权项
地址
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