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Sperry railway service as reported by Sperryrail. History of innovation. Elmer sperry sperry rail after the success of the first method in the world to save an infinite process.
Roger wolcott sperry according to Wikipedia. Roger wolcott August 1913 1994 american neurobiologist nobel, who together, david hunter torsten nils 1981 nobel of physiological medicine with research on the splitbrain.
Sperryfiltration engineers in keeping with Drsperry. Performance over more than a century. Sperry company founded meeting the needs of government.