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TORSIONAL COUPLING FOR ELECTRIC HYDRAULIC FRACTURING FLUID PUMPS

14/622,532 | U.S. Patent Application

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Location ELECTRONIC
Filed Feb. 13, 2015
Examiner KENNETH L THOMPSON
Class 166
Art Group 3676
Patent No. 9,650,879
Case Type Utility - 166/066400
Status Patented Case
Parent 13/679,689 Patented
Child 15/581,625 Pending
Last Updated: 6 years ago
Date # Transaction