Inventions e-Book's MCQs - Complete
Traffic light with three colours MCQs App Download (Free) & e-Book - 142
Apps:
MCQ:
Which one of the following invents the traffic lights with three colors?
- Sir William Potts
- Dr Dennis Colonello
- Dr Larry wang
- Sir Norman Rolston
a
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Traffic light with three colours Textbook App: Free Download iOS & Android
The App: Traffic light with three colours MCQs App to study Traffic light with three colours Textbook, General Knowledge MCQs App, and Textile Technology MCQs App. The "Traffic light with three colours MCQs" App download with free Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!
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