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Raytheon is an America-based, global corporation that stands as one of the largest defense contractors for the U.S. government. It is the largest producer of guided missiles in the world, as well as the fifth largest military contractor overall. It employs roughly 72,000 people worldwide. This entry traces the history of Raytheon and discusses its products and technology.

Raytheon Company formed in 1922, when two alumni from Tufts University, Lawrence K. Marshall and Vannevar Bush, partnered with Charles G. Smith to found the American Appliance Company in Cambridge, Massachusetts. The firm began with a focus on refrigeration technology. From there, the company quickly moved into the emerging field of radio and developed the Raytheon tube, from which the company then took its name. Literally, the ...

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