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经营范围
发明名称
WISSERAFSLUITING VOOR PALEN.
摘要
申请公布号
NL8006552(A)
申请公布日期
1981.10.01
申请号
NL19800006552
申请日期
1980.12.02
申请人
HALLIBURTON COMPANY TE DUNCAN, OKLAHOMA, VER. ST. V. AM.
发明人
分类号
E02B17/00;(IPC1-7):E02D17/00
主分类号
E02B17/00
代理机构
代理人
主权项
地址
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