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发明名称
LEVEL GAUGE
摘要
申请公布号
SU1601364(A1)
申请公布日期
1990.10.23
申请号
SU19884404242
申请日期
1988.04.05
申请人
GIDROGEOLOGICHESKAYA EKSPEDITSIYA N-PROIZV OBEDINENIYA "KAZRUDGEOLOGIYA"
发明人
NEVZOROV VADIM V,SU;TOKUSHEV KAIRGELDY T,SU;TER-POGOSOV KONSTANTIN G,SU;KISELEV BORIS F,SU
分类号
E21B47/047;G01F23/38
主分类号
E21B47/047
代理机构
代理人
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