Thomas Bisbing

Thomas Jefferson Bisbing (August 5, 1829 - March 26, 1920) was an American farmer and inventor of what was described as a perpetual motion machine based on airflow (draft) through a tube. Bisbing and his business partner, J. E. Campbell, were reported to have founded the Perpetual Motion Exhibit Co. to raise funds to exhibit the machine at the World's Columbian Exposition (Chicago World's Fair of 1893).