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经营范围
发明名称
RIPPER WORKING MEMBER
摘要
申请公布号
SU1559064(A1)
申请公布日期
1990.04.23
申请号
SU19884382133
申请日期
1988.02.24
申请人
MO GEOLOGORAZVEDOCHNYJ I IM.SERGO ORDZHONIKIDZE
发明人
SMOLYANITSKIJ ALEKSANDR A,SU;IZYUMOV SERGEJ V,SU;LIFSHITS GRIGORIJ B,SU;EFIMOV ANATOLIJ I,SU
分类号
E02F5/32
主分类号
E02F5/32
代理机构
代理人
主权项
地址
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