These are previous selections of the Gallery of Historic Patents

Archive page: 2 - 1

US00223898
The Electric Light Bulb

Thomas A Edison (1880)

  The Electric Light Bulb

Hypodermic Syringe   US00002906
Hypodermic Syringe

Charles T Sage (1843)


US00808897
Air conditioning

Willis H Carrier (1906)

  Air conditioning
Printing Machine   US00778449
Printing Machine

A.B. Dick (1904)
US00031128
Safety Elevator

E.G. Otis (1861)

   Safety Elevator
Dish-Washing Machine  
US00355139
Dish-Washing Machine

Josephine Cochran (1886)
US01011106
Flying Machine

Alexander Graham Bell & G.H. Curtis (1911)

   Flying Machine

Alternating Current (electricity)   US00533244
Alternating Current (electricity)

Charles Steinmetz (1895)

US00135245
Improvements in brewing beer and ale (Pasteurization)

Louis Pasteur (1873)

   Improvements in brewing beer and ale (Pasteurization)

Cylinder washing machine (early clothes washer)   US00000117
Cylinder washing machine (early clothes washer)

William Hovey (1837)

Archive page: 2 - 1

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