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It was patented by Alexander Graham Bell, but the true inventor is debated.
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It ran on electricity and was patented by Thomas Edison.
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It was the first engine-powered plane to be built.
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Samuel J. Bens invented it to cut down redwood trees.
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It was the first truly affordable car on the market. It was created by Henry Ford.
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This television was invented by Philo T. Farnsworth
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This was the reveal date by the United States Army. It was called the ENIAC.
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The game was called Computer Space. Specific day unknown.
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It was invented by Martin Cooper, a Motorola researcher and executive.
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It was invented by Nobutoshi Kihara.