From Scramble - The Aviation Magazine
Established in 1922, the company reincorporated in 1928 and adopted its present name in 1959. In 1922, two former engineering college roommates Laurence K. Marshall and Vannevar Bush, along with scientist Charles G. Smith, founded the American Appliance Company in Cambridge, Massachusetts. Its focus, which was originally on new refrigeration technology, soon shifted to electronics. In 1925 the company changed its name to Raytheon Manufacturing Company and began marketing its rectifier, under the Raytheon brand name, with great commercial success.
- Texas Instruments -> Raytheon (1997)
- General Dynamics Missile Systems -> Hughes Missile Systems -> Raytheon
- Magnavox -> Hughes Electronics -> Raytheon