Aztec Code (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Aztec Code" in English language version.

Last modified:

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adams1.com (Global: low place; English: low place)

espacenet.com (Global: 950th place; English: 813th place)

worldwide.espacenet.com

    • US 5591956, Longacre, Jr., Andrew & Hussey, Robert, "Two Dimensional Data Encoding Structure and Symbology for use with Optical Readers", published 7 January 1997

eta.st (Global: low place; English: low place)

recog.ru (Global: low place; English: low place)

uspto.gov (Global: 2,155th place; English: 1,380th place)

patft.uspto.gov

  • Official Gazette. United States Patent Office. 17 June 1997. Hereby dedicates to the public the entire term of said patent. Click "images" then "correction" to see the dedication to the public domain.

web.archive.org (Global: 1st place; English: 1st place)