US Patent 7156192 Open hole tractor with tracks
Patent 7156192 was granted and assigned to Schlumberger on January, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 15, 2004
0
Date of Patent
January 2, 2007
0
Patent Application Number
10891782
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Patent Inventor Names
Julio C. Guerrero
0
Carl J. Roy
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Falk W. Doering
0
Paul J. Beguin
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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