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Subcategories 37
- Armstrong, Edwin H
- Babbage, Charles
- Baird, John Logie
- Bell, Alexander, Graham
- Berliner, Emile
- Bessemer, Henry
- Brunel, Isambard Kingdom
- Colt, Samuel
- Crompton, Samuel
- Edison, Thomas Alva
- Franklin, Benjamin
- Goodyear, Charles
- Guillotin, Joseph Ignace
- Hackworth, Timothy
- Heron of Alexandria
- Holland, John
- Kay, John
- Lake, Simon
Related categories 4
Sites 4
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- Nobel, Alfred - Man Behind the Prizes Information from the official Nobel Prize site.
- Martin, Horace G. Created a semi-automatic key to help prevent telegrapher paralysis, created by the daily abuse of manipulating a manual Morse telegraph key. Includes biography and the spread of this invention across the United States.
- Denk, Robert The inventor of the tubeless radio used an unknown solid-state effect, which was never rediscovered.
- Gorrie's Fridge An early pioneer in the invention of the artificial manufacture of ice.