PDA

View Full Version : 1st electric traffic light system installed, August 5, 1914



rudyengels
08-04-2014, 11:25 PM
Seem trivial nowadays in this high tech world but...

On this day in tech history, the American Traffic Signal Co installed the first electric traffic light system at East 105th Street and Euclid Avenue in Cleveland, OH.

Source: www.edn.com