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Why did josehpswan invented the bulb ligh?
Joseph Swan is not credited with inventing the first practical light bulb. That honor goes to Thomas Edison. The light bulb was invented to light the night.
Who invented a Night Light?
Dork mnbgu
When was the first light bulb invented?
The first glass light bulb was invented in 1841 by Frederick DeMoleyns. However the first electric lamp was invented in 1806.
Who invented light microscope?
Robert Hooke invented the first light microscope
Who invented the first light bulb in 1880?
Joseph Wilson Swan had invented the first light bulb in england, as Thomas Edison was invented the light bulb in America.
Who was the first person who invented light build?
Thomas Edison invented the light bulb.
Why were night vision devices invented?
For use in combat at night or low light conditions. The first ones were too big for individuals and were used only on fighter aircraft, tanks, etc.
When was the traffice light invented?
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.
Why did he invent the light bulb?
he invented it so people can see at night
What did they use for light at night before fire was invented?
they used nothing
Who invented the gas mask and the traffic light?
the first traffic light was invented in usa i didin't know who invented it the first traffic light was not automatic someone is controling it that what i all know about the trafffic light i don't know who invented the gas mask
Which was invented first the microwave oven the light bulb or the telephone?
The telephone was invented in the 1870s.The light bulb was invented in the 1880s.The microwave oven was invented in the 1940sTo the telephone came first.
