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发明名称
APPARATUS FOR MAKING HOLES IN EARTH
摘要
申请公布号
SU1090812(A2)
申请公布日期
1984.05.07
申请号
SU19833552572
申请日期
1983.02.15
申请人
INST GORNOGO DELA SO AN SSSR
发明人
SVIRSHCHEVSKIJ VALENTIN K,SU;KLIMOV NIKOLAJ YU,SU;VASILEV GENNADIJ G,SU
分类号
E02F5/18;(IPC1-7):E02F5/18
主分类号
E02F5/18
代理机构
代理人
主权项
地址
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