Is this true that traffic light was invented earlier than automobile?

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Category : Technology » Other | Posted by : Stella Serena | Posted on : 10/11/2009 | Updated on : 10/11/2009
Keywords : was, automobile, traffic, invented, was, earlier, true, light

Serena Stella

by Stella Serena
(421 points)

Is this true that traffic light was invented earlier than automobile?

Is this true that traffic light was invented earlier than automobile?

Answers

It is true, first traffic lights were used for railroad traffic regulation.

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