Information recognition system

  • US 5,022,081 A
  • Filed: 10/09/1990
  • Issued: 06/04/1991
  • Est. Priority Date: 10/01/1987
  • ×

    Create Patent Alert


    *Certain alert events are not available for your current subscription level. Upgrade
  • Save
    ×



    ×

    Thank you for your feedback

    ×
    ×