Description of References: Revision history

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27 January 2011

26 January 2011

  • curprev 23:5323:53, 26 January 2011901444263 talk contribs 1,449 bytes +1,449 Created page with "== First Reference == Patent number: 4037852 was filed on March 17, 1976 and issued on July 26, 1977. It is for a braking mechanism for a skateboard that consists of a pedal pla..."