User:Jhoward3: Revision history

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24 January 2011

  • curprev 05:0405:04, 24 January 2011 Jhoward3 talk contribs 871 bytes +871 Created page with "''' == Assignment for Monday, Janurary 24th: My selected US Patent == ''' *Patent number 4234204 **Issued November 18th, 1980 *This invention adds a braking feature to skateboar..."