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Method and apparatus for combining data for multiple magnetic stripe cards or other sources

  • US 6,402,029 B1
  • Filed: 09/18/2000
  • Issued: 06/11/2002
  • Est. Priority Date: 05/29/1998
  • Status: Expired due to Term
First Claim
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1. A magnetically encoded card comprising:

  • at least one track originally containing data;

    at least some additional data written on said track placed between a set of special control codes, wherein said additional data is written on said card at a time subsequent to the initial data being placed on said one track.

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