Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Trivia thread
Thread: Trivia thread
View Single Post
  #5499 (permalink)  
Old 01-09-2013, 09:59 AM
John long's Avatar
John long John long is online now
Slow but willing learner
 
Last photo:
Join Date: Feb 2012
Location: Chattanooga, Tn
Age: 69
Posts: 2,177
Wiki Edits: 0

Thanks: 1,030
Thanked 1,360 Times in 1,104 Posts
I just found this which explains the different answers.

The modern electric traffic light is an American invention.[6] As early as 1912 in Salt Lake City, Utah, policeman Lester Wire invented the first red-green electric traffic lights. On 5 August 1914, the American Traffic Signal Company installed a traffic signal system on the corner of East 105th Street and Euclid Avenue in Cleveland, Ohio.[
Reply With Quote