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Dyson Service Center - It took 5 years and 5,127 prototypes for James Dyson to invent the world's first bagless vacuum cleaner. 43 years later, Dyson continues to innovate with new technologies.
Dyson on Twitter: "Engineers at Dyson build their first prototypes out of cardboard. It helps them understand how to improve the design. http://t.co/N9dweVIY65" / Twitter