in 1920
pekpek
the Romans invented the road
Robert Yeaman in 1345
And was Created By William Phelps EnoSources-http://www.ehow.com/facts_5003094_who-invented-stop-sign.html
i the industrial revolution
pekpek
6120 get told
neon signs was in vented before the era of electricity in year 1675 by french astronomer Jean Picard
Road signs give information, warnings and instructions.
You can get road signs painted on Road Traffic Signs's website. This website allows customers to customize their own road signs and they will ship them for a charge.
A road sign is a sign that is on the road. For example you will get signs to say how far you are mean't to go.
The first stop signs in the U.S. were erected in 1915 in Michigan.
They asked when was it invented, not who invented it. The first road has been invented by persian (Iranian) and called by The Perisan Royal Road.
The standard, commonly used road signs are public domain.
You can find a lot of road sign information in a driver's handbook. It will show you all of the road signs in your area. You can also find examples of road signs test online.
Tagalog translation of ROAD SIGNS: mga babala sa daan
signs of metalled road