Who really invented the light bulb? | BBC Science Focus Magazine
Thomas Edison Did Not Invent The Light Bulb
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.jpg?mode=max "Edison works on his lightbulb, Thomas Edison. 1880-1886 | Christie's")
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In October 1879, Edison "perfected" the light bulb | Signify Company Website
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Thomas Edison Talking About the Invention of the Light Bulb (Late 1920s) - YouTube
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Thomas Edison Patents: The Lightbulb & Beyond
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November 4, 1879: Thomas Edison Invents the Electric Light, Files Patent – Constituting America
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