By a News Reporter-Staff News Editor at Electronics Newsweekly — A patent by the inventor Landrum, Michael T. (Rockford, IL), filed on August 3, 2012, was published online on November 24, 2015, according to news reporting originating from Alexandria, Virginia, by VerticalNews correspondents.
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via SPX Flow : Patent Issued for Auto Cycle Pump and Method of Operation (USPTO 9193046) | 4-Traders.