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20 Black Inventions Over The Last 100 Years You May Not Know

henry-brown-fire-safe Henry Brown

What He Invented: The Modern-Day Fireproof Safe

Why It Is Important: When Henry Brown patented a “receptacle for storing and preserving papers on November 2, 1886” this was a fire and accident safe container made of forged metal that could be sealed with a lock and key. Anyone who has ever had important documents stored in a safe and saved in a fire can thank Brown.

granville-woodsGranville T. Woods (1856–1910)

What He Invented: The Multiplex Telegraph.

Why It’s Important: The Multiplex Telegraph was a device that sent messages between train stations and moving trains. His work assured a safer and better public transportation system for the cities of the United States.

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