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经营范围
发明名称
DEVICE FOR MAKING HOLE IN SOIL
摘要
申请公布号
SU604923(A1)
申请公布日期
1978.04.30
申请号
SU19691355124
申请日期
1969.02.11
申请人
INST GORNOGO DELA SIBIRSKOGO
发明人
TKACH KHAIM B,SU;KOSTYLEV ALEKSANDR D,SU;GURKOV KONSTANTIN S,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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