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发明名称
REVOLVING CENTRE
摘要
申请公布号
SU1553253(A1)
申请公布日期
1990.03.30
申请号
SU19884416984
申请日期
1988.03.21
申请人
UNIV DRUZHBY NARODOV IM.PATRISA LUMUMBY
发明人
ROGOV VLADIMIR A,SU
分类号
B23B23/04
主分类号
B23B23/04
代理机构
代理人
主权项
地址
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