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    • Fiber Optic Web Edge Sensor 

      Pagilla, Prabhakar R.; Seshadri, Aravind; Board of Regents/Oklahoma State University and the A & M Colleges (U.S. Patent and Trademark Office, 2012-12-04)
      A web edge sensor is disclosed. The web edge sensor has a light source directing light incident to an edge of a web. The edge of the web scatters the light and a sensor array that detects a first portion of the light ...