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TORSIONAL COUPLING FOR ELECTRIC HYDRAULIC FRACTURING FLUID PUMPS

15/581,625 | U.S. Patent Application

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Location ELECTRONIC
Filed April 28, 2017
Examiner KENNETH L THOMPSON
Class 166
Art Group 3676
Case Type Utility - 166/066400
Status Final Rejection Mailed
Parent 14/622,532 Patented
Parent 13/679,689 Patented
Last Updated: 4 years, 7 months ago
Date # Transaction