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经营范围
发明名称
Means for isolating, treating, and testing a section of well formation
摘要
申请公布号
US2824612(A)
申请公布日期
1958.02.25
申请号
US19540418352
申请日期
1954.03.24
申请人
LYNES, INC.
发明人
LYNES JOHN
分类号
E21B33/124
主分类号
E21B33/124
代理机构
代理人
主权项
地址
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