William L. Potts was born in 1883 and died in 1947.
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William L. Higgins was born in 1867.
William L. McMillan was born in 1936.
William L. Langer was born in 1896.
William L. May was born in 1793.
William L. Potts was born in 1883 and died in 1947.
How did William L Potts come up with the traffic lights?=who inspired William L Potts?=
as a teen william l potts was a struction builder
William Potts Dewees was born in 1768.
William L Potts was born in Chicago IL in 1883.
William L. Potts
William L. Potts
in acaxey stud world
William Potts Was in fact Black!
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William L. Potts (1883-1947) was a police officer in Chicago IL who was troubled by the increasing auto accidents. Around 1920, he invented the three way traffic signal. See the link below for more information.
William Potts Dewees died in 1841.