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发明名称
CORE-TAKING SET
摘要
申请公布号
SU1498905(A2)
申请公布日期
1989.08.07
申请号
SU19823510776
申请日期
1982.10.13
申请人
TS KOMPLEKSNAYA GEOLOGO-TEMATICHESKAYA EKSPEDITSIYA PROIZVODSTVENNOGO GEOLOGICHESKOGO OBEDINENIYA "YUZHKAZGEOLOGIYA"
发明人
SOROKOUMOV VLADIMIR M,SU;VASHCHUK DANIL M,SU
分类号
E21B25/16
主分类号
E21B25/16
代理机构
代理人
主权项
地址
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