1849 ⟶ James B. Francis Invents the Francis Turbine

James B. Francis invents the Francis turbine.
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Year
1848
1849
1867
1878
1902

🔒 Linus Yale Sr. Designs the Pin Tumbler Lock

Linus Yale Sr. invents the first modern pin tumbler lock.⟶
Linus Yale Sr. Designs the Pin Tumbler Lock (1848)
SecurityIndustrial RevolutionMechanical Engineering
United StatesUnited States

⚙️ James B. Francis Invents the Francis Turbine

James B. Francis invents the Francis turbine.⟶
James B. Francis Invents the Francis Turbine (1849)
HydropowerIndustrial RevolutionEnergy
United StatesUnited States

📌 Walter Hunt Patents the Safety Pin

Walter Hunt invents the Safety pin.⟶
Walter Hunt Patents the Safety Pin (1849)
PatentIndustrial RevolutionManufacturing
United StatesUnited States

🪢 Lucien B. Smith Invents Barbed Wire

Lucien B. Smith invents barbed wire, which Joseph F. Glidden will modify in 1874, leading to the taming of the West and the end of the cowboys.⟶
Lucien B. Smith Invents Barbed Wire (1867)
American WestAgricultureIndustrial RevolutionFrontier
United StatesUnited States

⚙️ Lester Pelton Invents the Pelton Wheel

Lester Allan Pelton invents the Pelton wheel.⟶
Lester Pelton Invents the Pelton Wheel (1878)
InventionsHydropowerIndustrial RevolutionEnergyMechanics
United StatesUnited States

❄️ Willis Carrier Patents Modern Air Conditioning

July 17: Willis Carrier invents the first modern electrical air conditioning unit.⟶
Willis Carrier Patents Modern Air Conditioning (1902)
Industrial Revolution
United StatesUnited States