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Passive display unit and system and method of use

  • US 20040192399A1
  • Filed: 01/15/2004
  • Published: 09/30/2004
  • Est. Priority Date: 01/16/2003
  • Status: Active Grant
First Claim
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1. A device for displaying information, comprising a passive, mobile display unit having a display screen, a receiver that receives downloaded information and a processor for processing and storing the downloaded information and providing control to the passive, mobile display unit to display the information on the display screen.

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