When did thomas alva edison discover the light bulb?

Answer Thomas Alva Edison invented the electric light bulb in 1879, while others were trying to accomplish the same task. Edison's United States patent was issued on January 27, 1880. "Edison Electric Lig... Read More »

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When did Thomas Alva Edison invent the electric light bulb?

Thomas Edison improved the electric light bulb in 1879. The first light bulb he created ran on direct current. Edison collaborated with Nikola Tesla to create an electrical system to make the light... Read More »

What did Thomas Edison have to do with the fluorescent light bulb?

The first fluorescent light bulb was patented by Thomas Edison in September of 1907. Unlike modern fluorescent bulbs which use ultraviolet radiation, Edison's fluorescent light bulb used x-rays to ... Read More »

When did thomas edison improve the light bulb?

While Thomas Edison didn't invent the light bulb, he did more than his share in improving the invention. From 1878 to 1880, Edison and his colleagues eventually created an incandescent light bulb t... Read More »

How old was Thomas Edison when he invented the light bulb?

Thomas Alva Edison, an American scientist and inventor, began working to design an electric light bulb in the 1870s. The first successful test took place on October 22, 1879--32 years, 8 months and... Read More »