Aztec码 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "Aztec码" in Chinese language version.

refsWebsite

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1,685^th place

1web.archive.org

1^st place

1^st place

espacenet.com

worldwide.espacenet.com

US 5591956,Longacre, Jr., Andrew & Robert Hussey,「Two Dimensional Data Encoding Structure and Symbology for use with Optical Readers」,发表于May 15, 1995,发行于January 7, 1997

uspto.gov

patft.uspto.gov

Official Gazette. United States Patent Office. June 17, 1997 [2020-09-25]. （原始内容存档于2017-02-22）. Hereby dedicates to the public the entire term of said patent. Click "images" then "correction" to see dedication to the public domain.

web.archive.org

Official Gazette. United States Patent Office. June 17, 1997 [2020-09-25]. （原始内容存档于2017-02-22）. Hereby dedicates to the public the entire term of said patent. Click "images" then "correction" to see dedication to the public domain.