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发明名称
PUMPE, INSBESONDERE HUBKOLBENPUMPE, ZUM FOERDERN VON FLUIDEN AUS EINEM BOHRLOCH
摘要
申请公布号
DE4128251(A1)
申请公布日期
1992.04.16
申请号
DE19914128251
申请日期
1991.08.26
申请人
INTEVEP S.A., CARACAS, VE
发明人
JESUS, E.;CHACIN, U., CARACAS, VE;AMNON, M., SAN ANTONIO DE LOS ALTOS, VE;VADASZ, F., EDO. MIRANDA, VE
分类号
E21B34/06;E21B34/12;F04B47/02;F04B53/10
主分类号
E21B34/06
代理机构
代理人
主权项
地址
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