MULTIFUNCTIONAL WORLD WIDE WALKIE TALKIE, A TRI-FREQUENCY CELLULAR-SATELLITE WIRELESS INSTANT MESSENGER COMPUTER AND NETWORK FOR ESTABLISHING GLOBAL WIRELESS VOLP QUALITY OF SERVICE (QOS) COMMUNICATIONS, UNIFIED MESSAGING, AND VIDEO CONFERENCING VIA THE INTERNET

  • US 6,763,226 B1
  • Filed: 07/31/2002
  • Issued: 07/13/2004
  • Est. Priority Date: 07/31/2002
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