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âhoverbikeâ prototype, invented by australian mechanical engineer chris malloy. working in his spare time, australian mechanical engineer chris malloy claims to have invented a working â hoverbike â, operated like a motorcycle. measuring 9.8 long by 4.3 wide and 1.8 feet high (3 x 1.3 x 0.55m) the prototype bike.
Melville Bissell developed an early carpet sweeping machine to aid in cleaning the crockery shop he and his wife Anna owned and operated. The device was patented as the Bissell Carpet Sweeper in 1876. In 1883 Bissell built the company's first manufacturing plant in Grand Rapids. By the 1890s the company had an international presence and was producing 1000 sweepers per day. Melville Bissell died in 1889, and his wife Anna took over as leader of the company.