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How did William L Potts come up with the traffic lights?=who inspired William L Potts?=
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∙ 15y ago
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Did John Tyndall invent the gas mask?
John Tyndall Did not Invent the Gas Mask Garret A. Morgan was the Inventor and also the Inventor of the Traffic light
What did john kruesi invent?
Light bulb
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
Who invented the gas mask and the electric 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
What year is a traffic light invented?
1868
Did a black man invent the traffic light?
A police office named William Potts of Detroit Michigan in 1920 invented the traffic signal. His race is not mentioned.
What did Garrett Augustus invent?
the traffic light
Where did Garrett Morgan invent the traffic light?
in his house
What inspired Edison to invent the light bulb?
Edison did not invent the first electric light bulb, but instead invented the first commercially practical incandescent light.
What year did garret a Morgan invent the traffic light?
1914
Who invent the first stop light?
JP Knight invented the traffic light in 1868
What made Garrett A Morgan invent the traffic light?
a vehical crash
What made Garret A Morgan invent the traffic light?
he invented the traffic light because alot of people have car accidents and from peventing that, and from preventing traffic he did it to help the world
When did garret Morgan invent the traffic light?
He invented it on March 4, 1947
Who invented the electric traffic light?
William L. Potts
Who invented the automatic traffic light?
William L. Potts
Where did j p knight invent the first traffic light?
so no one got in rickes
