The modern version of the light bulb was invented by Heinrich Goebel in 1854. He didn't apply for a patent, but he developed the modern version of the light bulb 25 years before Edison.
Thomas Edison
Thomas Edison invents the light bulb.
Thomas Edison invented his version of the light bulb in 1879. He added a special filament and made it able to be utilized by the public.
December 24,1877 he invented the light bulb.
If you meant to say WHEN was the light bulb invented, it was invented October 22, 1879.
The flourescent light bulb was invented in 1827.
British inventor Sir Joseph Wilson Swan of invented the modern light bulb in 1878, one year before Thomas Alva Edison invented his.
Joseph Wilson Swan had invented the first light bulb in england, as Thomas Edison was invented the light bulb in America.
== == 1856 Sir Humphry Davy invented the light bulb.......
in 1809 first light bulb was invented by humphry davy
The light bulb was invented by Thomas Edison which started out as a series of mistakes
Thomas Edison invented the light bulb.