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Microwave-oven-invented-year, the first commercial microwave oven was tested in a boston restaurant in 1947. later that year, raytheon introduced the radarange 1161. it stood 5.5 feet (1.7 meters) tall, weighed 750 lbs. (340.... The countertop microwave oven was first introduced in 1967 by the amana corporation. after sharp introduced low-cost microwave ovens affordable for residential use in the late 1970s, their use spread into commercial and residential kitchensaround the world., the first domestic microwave was introduced in 1955, but it too failed to launch because it was expensive and because microwave technology was still an unknown. it wasn't until 1967, two decades.... The company spencer was working for, raytheon, then filed a patent on october 8, 1945 for a microwave cooking oven, eventually named the radarange. this first commercially produced microwave oven was about 6 feet tall and weighed around 750 pounds. the price tag on these units was about $5000 a piece., microwave oven, also called electronic oven, appliance that cooks food by means of high-frequency electromagnetic waves called microwaves.a microwave oven is a relatively small, boxlike oven that raises the temperature of food by subjecting it to a high-frequency electromagnetic field.the microwaves are absorbed by water, fats, sugars, and certain other molecules, whose consequent vibrations ....

Stove, device used for heating or cooking. the first of historical record was built in 1490 in alsace, entirely of brick and tile, including the flue. the later scandinavian stove had a tall, hollow iron flue containing iron baffles arranged to lengthen the travel of the escaping gases in order to, in 1958, charles townes and arthur schawlow developed the maser (short for microwave amplification by stimulated emission of radiation). it wasn’t laser, but its development was crucial in the history of laser. the maser would be used to strengthen radio signals and used in space research as well..

Take up to 25 percent off select garmin watches and gps units.; get $60 off the withings steel hr sport smartwatch.; jabra’s great headphones, like the elite 65t earbuds, will run you just $99 ..., the history of the microwave oven - home stratosphere. the first ever commercial model was created in 1954 but it didn’t perform well with regards to sales. in 1965, the amana corporation was bought by raytheon, and they made the first home-applicable model of the microwave oven in 1967.

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