In 2001, an Australian man named John Keogh design... ...es with not only one wheel, but often two or more wheels .Unfortunately for Keogh, he has lost the legal pr...
https://www.neatorama.com/2014/07/18/Australian-Government-Quietly-Revokes-Its-Patent-for-the-Wheel/
Australian Government Quietly Revokes the Patent for the Wheel...
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