-
Typewriter
Christopher Scholes -
Barbed Wire
Joseph Glidden -
The telephone
Alexander Graham Bell -
Practical Four-Stroke Combustion Engine
Nicolaus August Otto -
Phonograph
Thomas Edison -
Practical Lightbulb
Thomas Edison -
Electric Elevator
Werner Von Siemens -
Metal Detector
Alexander Graham Bell -
Coca-Cola
John Pemberton -
Kodak Camera
George Eastman -
Tesla Coil
Nikola Tesla -
Dewar Flask
Sir James Dewar -
Zipper
W.L. Judson -
Carborundum
Edward Goodrich Acheson -
Double Edge Saftey Razor
King Camp Gillette -
Air Conditioner
Willis Carrier -
Neon Light
George Claude -
Model T
Henry Ford