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Communication device, communication device set, authentication method and method of wireless-connecting terminals

  • US 20010005682A1
  • Filed: 12/26/2000
  • Published: 06/28/2001
  • Est. Priority Date: 12/27/1999
  • Status: Active Grant
First Claim
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1. A communication device which can be freely inserted into and extracted from a slot of a terminal device, wherein a part of said communication device exposed from said terminal device when inserted into said slot is applied a color according to a kind of the communication device.

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