The very first traffic light was a revolving gas lantern with red and green lights installed in a London intersection in 1868, before the advent of automobiles. A later version of the traffic light based on railroad signals was installed in Detroit, Michigan, in 1920. hope i helped =]
Invented is the past participle of the verb invent. verb /past /past participle = invent /invented /invented
Mr. Kamal Ahmad invented the internet Mr. Irfan Alam invented the invented
Was invented in 1916 by Femely H. Banbury
Me I was the one who invented them.......
who invented the heater
it is the vishav widyala metro station ... shakti nagar is after one trafficlight away from metro station...
jv
invented in 500BC before electricity was invented
Gloria Mejia invented it and she invented it in 1998
The CD was invented in 2001 Thomas clamps invented it.
When and where were snickerdoodles invented Why were snickerdoodles invented
who invented the washboard?
Yes, the computer is invented.
Invented is the past participle of the verb invent. verb /past /past participle = invent /invented /invented
when was sprite invented ! == == when was sprite invented ! == ==
The Chinese invented the Rudder.it was invented by the Chinese
Clothes were invented 1000ends of years ago God first invented the clothes