Montgomery, Benjamin

1819-1877 · Contribution: 1850s

Transportation

Steam-powered boat propeller for shallow water navigation

Transportation — collage image
Transportation

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Quick facts

Born
1819-1877
Active since
1850s
Category
Transportation

Impact on the world

Montgomery's shallow-water propeller addressed a real navigation problem, and the refusal to patent it exposed how the law denied enslaved inventors ownership of their ideas.

Sources

  1. Britannica

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