Guess what i know and the answer is i don't know because i also don't know when Walter h sammons died eiether so good luck trying to find that very very very very very very hard answer i will give you a clue where you might find your answer,. Google duh who wouldn't know that try that and you might learn so see ya don't wan't to be yah
who invented the white light
thomas Edison invented the light ballWRONG Tomas Edison invented the light BULB!!!! NOT LIGHT BALL
The first traffic light was invented in December 10, 1868. The electric traffic light was invented in 1912. The Automatic Traffic light was invented in 1927.
Garret A. Morgan invented the taffer light
If you meant to say WHEN was the light bulb invented, it was invented October 22, 1879.
Robert Hooke invented the first light microscope
December 24,1877 he invented the light bulb.
Johann Wilhelm Ritter invented ultraviolet light
Absorpbtion of light doesn't have to be invented. It's a natural characteristic of both light and matter.
Thomas Edison invents the light bulb.
It was George Claude who invented the neon light in 1910.
If you are asking about a traffic light then it was invented to prevent car accidents.