<http://webisa.webdatacommons.org/386354493>	<http://www.w3.org/ns/prov#value>	"dLaser scanning system for use in laser imagingUS5206869 *Oct 31, 1991Apr 27, 1993Escher-Grad IncorporatedMethod and device for generating high quality laser beam from laser diodesUS5515182 *Aug 31, 1992May 7, 1996Howtek, Inc.Rotary scannerUS6533174 *Oct 20, 1998Mar 18, 2003Symbol Technologies, Inc.Method and apparatus for reading and writing indicia such as bar codes using a scanned laser beamUS6" .
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