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Garrett A Morgan

automatic traffic signal

By Mary Bellis, About.com Guide

See Garrett Morgan biography below photo.

Garrett A Morgan - automatic traffic signal

Garrett A Morgan - automatic traffic signal

USPTO

Garrett A Morgan invented a improved automatic traffic signal and received patent 1,475,024 on 11/20/1923.

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Garrett A Morgan - automatic traffic signal

Garrett A Morgan - Biography Garrett A Morgan - Photos & Drawings

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