Light Bulb Invented By T. Edison In 1880
by Science Photo Library
Title
Light Bulb Invented By T. Edison In 1880
Artist
Science Photo Library
Medium
Photograph - Photograph
Description
Light bulb. Illustration of an early electric light bulb designed by Thomas Alva Edison in 1880. Edison's design consisted of a carbon filament contained in a vacuum within a sealed glass bulb. By passing an electric current through it, he could heat the filament until it glowed brightly. Edison had invented the light bulb in 1879 after investing $50,000 and a year of his time in the project.
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October 3rd, 2018
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