Claims that its bladeless fans produce a more constant airflow than traditional fans were made by a company that employs more than how many people worldwide?
Bladeless fan A bladeless fan (sometimes called an air multiplier) blows air from a ring with no external blades. Its blades are hidden in its base. The first concept was created by Toshiba in 1981. Dyson claims that its bladeless fans (U.S. Patent  ) produce a more constant airflow than traditional fans.
Bose Corporation Bose Corporation is an American privately held corporation, based in Framingham, Massachusetts, that designs, develops and sells audio equipment. Founded in 1964 by Amar Bose, the company sells its products throughout the world. Forbes estimates that in the 2015 financial year, Bose received revenue of US$3.5 billion and employed approximately 11,700 people.