The Raytheon Company was founded in 1922 in Cambridge, Massachusetts, by Laurence K. Marshall, Vannevar Bush, and Charles G. Smith as the American Appliance Company. Its focus, which was originally on new refrigeration technology, soon shifted to electronics. The company's first product was a gaseous (helium) rectifier that was based on Charles Smith's earlier astronomical research of the star Zeta Puppis. The electron tube was christened with the name R… Web1922: American Appliance Company is founded. 1925: Company changes its name to Raytheon Manufacturing Company and begins making tubes for radios. 1940: Raytheon is …

Tappan Model RL-1 Microwave Oven - National Museum of American History

WebThe Machlett brand has a storied past. Founded in 1897 as E. Machlett and Son as a maker of scientific glass products, the company was a pioneer in the field of X-ray technology and collaborated with the likes of Madame Curie and other leading roentgenologists. Machlett Laboratories was created in 1934 to produce X-ray tubes, and grew to become ... WebThe first commercial microwave oven, Raytheon’s Radarange, was invented in the USA in the late 1940s. Domestic models began to sell in Japan in 1966 and in the US in 1967. The first imports to Australia were used mainly in take-away food outlets, but by 1980 around 150,000 households had a microwave, with penetration reaching 50 per cent by 1989 and around … eames lounge chair photo

3, 2, 1 ... Beeeep! Your Microwave

WebRaytheon's history is one of the great American success stories. Launched in 1922, the Cambridge-based company quickly moved to the forefront of innovation in the electronics industry. During World War II, thousands of Raytheon workers contributed to the war effort, supplying eighty percent of the magnetron tubes (vital components for U.S. and British … http://www.historyofmicrowave.com/ WebTwo years later, Raytheon launched the RadaRange as the first commercial microwave oven, which cost $5,000 at the time ($52,628 in 2015 dollars), weighed 750 pounds, and stood just shy of six feet ... csp shamokin