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SECURITY SHEET

  • US 20100244428A1
  • Filed: 11/25/2008
  • Published: 09/30/2010
  • Est. Priority Date: 11/22/2007
  • Status: Abandoned Application
First Claim
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1. A security sheet having an engraving layer laid on a support layer, the engraving layer having a sheet surface on which an identification image for identifying an individual is engraved, the security sheet comprising:

  • a visible image formed on the sheet surface, the visible image non-engraved and being identical in details to the engraved identification image.

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