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Method of identifying a check signer

  • US 4,048,618 A
  • Filed: 11/24/1976
  • Issued: 09/13/1977
  • Est. Priority Date: 11/24/1976
  • Status: Expired due to Term
First Claim
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1. A method of identifying a check signer, comprising the steps ofapplying a fingerprint of a person to an identification card in invisible ink;

  • applying the same fingerprint of the person to a check in invisible ink in the presence of a person requested to cash the check;

    scanning the fingerprint of the identification card to provide a first set of electrical signals;

    scanning the fingerprint of the check to provide a second set of electrical signals;

    comparing the first and second sets of electrical signals; and

    indicating comparison or non-comparison of the first and second sets of electrical signals to indicate the authenticity of the signer.

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