Portable code symbol reading device with one-way wireless data packet transmission link to base unit employing condition-dependent acoustical signalling for data packet reception acknowledgement

  • US 5,808,285 A
  • Filed: 08/17/1994
  • Issued: 09/15/1998
  • Est. Priority Date: 09/17/1990
  • ×

    Create Patent Alert


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



    ×

    Thank you for your feedback

    ×
    ×