English: 600 mm × 600 mm (24 in × 24 in) U.S. Highway shield, made to the specifications of the 2004 edition of Standard Highway Signs. (Note that there is a missing "J" label on the left side of the diagram.) Uses the Roadgeek 2005 fonts. (United States law does not permit the copyrighting of typeface designs, and the fonts are meant to be copies of a U.S. Government-produced work anyway.)
Any traffic control device design or application provision contained in this Manual shall be considered to be in the public domain. Traffic control devices contained in this Manual shall not be protected by a patent, trademark, or copyright, except for the Interstate Shield and any other items owned by FHWA.
{{spuiother}} 600 mm by 600 mm (24 in by 24 in) U.S. Route shield, made to the specifications of the [http://mutcd.fhwa.dot.gov/SHSm/Guide.pdf 2004 edition of Standard Highway Signs]. (Note that there is a missing "J" label on the left side of the diagram
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