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发明名称
MEJORAS A HERRAMIENTA ESTABILIZADORA CON ACCIONADOR PARA PERFORADORES DIRECCIONALES DE POZOS
摘要
申请公布号
MX153892(A)
申请公布日期
1987.02.11
申请号
MX19810186754
申请日期
1981.04.08
申请人
JIMMY DOYLE BASE
发明人
JIMMY DOYLE BASE
分类号
E21B47/02;(IPC1-7):E21B47/02
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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