father of radio

1. United States electrical engineer who in 1907 patented the first triode vacuum tube, which made it possible to detect and amplify radio waves (1873-1961) (synset 110947175)
   is an instance of:

   • electrical engineer - a person trained in practical applications of the theory of electricity
   • artificer, discoverer, inventor - someone who is the first to think of or make something
   same as: de forest, lee de forest

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