The Patent Drawings of Garrett Augustus Morgan

The Morgan traffic signal was a T-shaped pole unit that featured three positions: Stop, Go and an all-directional stop position. This "third position" halted traffic in all directions to allow pedestrians to cross streets more safely.

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• Photo of Inventor Garrett Augustus Morgan
• Earlier Version of Garrett Augustus Morgan Gas Mask
• Garrett Augustus Morgan - Later Gas Mask
• Garrett Augustus Morgan - Later Gas Mask View Two
• The Garrett Augustus Morgan Traffic Light Signal
• Garrett Augustus Morgan - Traffic Signal Patent #1,475,024 on 11/20/1923.

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