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发明名称
DEVICE FOR TAKING BOTTOM SAMPLES
摘要
申请公布号
SU815270(A1)
申请公布日期
1981.03.23
申请号
SU19792712036
申请日期
1979.01.15
申请人
LE MEKHANICHESKIJ I;LE GIDROGRAFICHESKOE PREDPRIYATIE
发明人
KALININ OLEG ,SU;CHUMAROV RUDOLF ,SU;ARUTYUNYAN TOMAS V,SU;ELISEEV BORIS V,SU;CHERPIN VLADIMIR A,SU
分类号
E21B49/02;G01N1/02;(IPC1-7):E21B49/02
主分类号
E21B49/02
代理机构
代理人
主权项
地址
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