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Portable information appliance

  • US 6,859,364 B2
  • Filed: 06/06/2001
  • Issued: 02/22/2005
  • Est. Priority Date: 06/06/2000
  • Status: Expired due to Fees
First Claim
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1. A portable information device comprising:

  • an enclosure;

    a heating component placed in said enclosure; and

    a vacuum thermal insulator placed between said enclosure and said heating component.

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  • 3 Assignments
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