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Document verification system

  • US 5,475,205 A
  • Filed: 06/22/1994
  • Issued: 12/12/1995
  • Est. Priority Date: 06/22/1994
  • Status: Expired due to Term
First Claim
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1. An electronic document verification system comprising:

  • a document having document data and a circuit element representing verification data printed on said document;

    electronic verification means having first circuit means for coupling a first electronic circuit with said circuit element for generating a verification signal representing said verification data wherein said verification data is represented by the electrical signature of said circuit element and a second circuit means for obtaining said document data from said document for generating a data signal representing said document data; and

    processing means operatively connected to said electronic verification means for relating said data signal to said verification signal to verify at least a portion of said document data.

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