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Variable Speed Pumping System and Method

12/869,570 | U.S. Patent Application

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Location ELECTRONIC
Filed Aug. 26, 2010
Examiner PHILIP EARL STIMPERT
Class 417
Art Group 3746
Case Type Utility - 417/042000
Status Non Final Action Mailed
Parent 10/926,513 Patented
Last Updated: 4 years, 11 months ago
Date # Transaction