During World War II, radar technology became essential for detecting enemy aircraft and ships. Percy Spencer was working with magnetrons, devices designed to generate powerful microwave signals. At ...
National Security Journal on MSN
A self-taught grammar school dropout invented the microwave oven at Raytheon — he was paid $2 for the patent
Percy Spencer invented the microwave oven at Raytheon after a chocolate bar in his pocket melted near an active radar magnetron in 1945. Spencer was a self-taught engineer. He had dropped out of ...
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