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Special Doodle by Google for 101 years of traffic signal 05 August 2015
When was the first traffic light installed? It was an American policeman named Lester Wire, in Utah, who has first developed an electric traffic light in 1912 and used the red-green lights. The American Traffic Signal Company installed a traffic...
Keywords: Lester Wire, Lester Wire, Google Doodle, Google Doodle
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