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METHOD FOR DATA INTERCHANGE

  • US 20070145138A1
  • Filed: 10/17/2006
  • Published: 06/28/2007
  • Est. Priority Date: 01/03/2000
  • Status: Active Grant
First Claim
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1. A method for data interchange, comprising:

  • summing up data associated with an electronic document to provide summed up data;

    representing the summed up data as one or more bar codes;

    returning the one or more bar codes for display and data capture via a bar code scan from either a video display or a printed version of the one or more bar codes.

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