1933 ⟶ Invention of the First Lightweight, Folding Wheelchair
Harry C. Jennings Sr. and Herbert Everest, both mechanical e...
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1933
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1956
👖 Invention of Blue Jeans and Barbed Wire
Blue jeans and barbed wire are invented.⟶
InventionsIndustrial RevolutionWestward ExpansionAgricultureMaterial Culture
United States🧤 William Halsted invents surgical rubber gloves
William Stewart Halsted, invents the rubber glove for his wife Caroline Hampton as he noticed her hands were affected by the daily surgeries she had performed. The gloves were intended to prevent medical staff from developing dermatitis from surgical chemicals. The first modern disposable glove was created by Ansell Rubber Co. Pty. Ltd. in 1965.⟶
MedicineSurgeryMedical TechnologyHygieneHealth
United States⏱️ Crystal Oscillator Invention
The crystal oscillator is invented by Alexander M. Nicholson using a crystal of Rochelle Salt although his priority was disputed by Walter Guyton Cady.⟶
ElectronicsRadio TechnologyTelecommunications
United States♿️ Invention of the First Lightweight, Folding Wheelchair
Harry C. Jennings Sr. and Herbert Everest, both mechanical engineers, invented the first lightweight, steel, folding, portable wheelchair with their "X-brace" design.⟶
Medical Technology
United States🔆 Invention of the Silicon Solar Cell
Invention of the solar battery by Bell Telephone scientists, Calvin Souther Fuller, Daryl Chapin and Gerald Pearson capturing the Sun's power. First practical means of collecting energy from the Sun and turning it into a current of electricity.⟶
EnergyRenewable Energy
United States🤖 Logic Theorist Computer Program Developed
The Logic Theorist computer program, the first "artificial intelligence program", was written and invented by Allen Newell, Herbert A. Simon, and Cliff Shaw.⟶
Artificial IntelligenceComputer ScienceAutomation
United States