Finding:

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   Thomas Edison

   Edison and the Electric Chair. ... The Wizard of Menlo Park: How Thomas Alva Edison Invented the Modern World.
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   The Wizard of Evergreen Terrace

   Later when the family has a party to honor him, Lisa mentions that Thomas Edison invented the film projector as well as many other inventions Homer uses. ... However, his hopes are dashed when he notices his poster of Edison shows his idol sitting in the same type of chair, which indicates Edison has already invented Homer's untipable chair.
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   George Westinghouse

   In 1878 Edison invented an improved incandescent light bulb, and realized the need for an electrical distribution system to provide power for lighting. ... Executioner's Current: Thomas Edison, George Westinghouse, and the Invention of the Electric Chair New York: Alfred A. Knopf.
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   Electric chair

   Brown was an employee of Thomas Edison, hired for the purpose of researching electrocution and for the development of the electric chair.
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   War of Currents

   Edison had invented a meter to allow customers to be billed for energy proportional to consumption, but this meter only worked with direct current. ... The electric chair: an unnatural American history.
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   Leon Czolgosz

   Czolgosz's execution by electrocution was recreated on film by Thomas Edison, who also helped invent the Electric Chair.
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   Technological and industrial history of the United States

   In 1883, a Serbian immigrant, Nikola Tesla, a protégé of Edison's, invented an electric motor which greatly simplified electric motors and licensed the invention to the Westinghouse Corporation. ... Despite the apparent technical superiority of Tesla's system, Edison's GE began a campaign to disparage the competing AC system by holding animal executions using AC current (which lead to the invention of the electric chair), publicizing accounts of injuries related to AC power, and lobbying state legislatures.
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   List of United States inventions

   The first electric refrigerator was invented in 1903 by Thomas Moore. ... The Bell and Edison patents, however, were forensically victorious and commercially decisive.
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   Diffusion of technology in Canada

   The use of the hypodermic syringe, invented in 1853 was quickly adopted by Canadian doctors. ... GE Canada, founded by Thomas Edison in Peterborough in 1892, contributed to heavy manufacturing techniques through the fabrication of large electric generators and electric motors at that facility, which were used to supply the rapidly growing Canadian market for electrical generating equipment.
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    Edward Hibberd Johnson

    "He ate at this desk and slept in a chair. ... Edward H. Johnson was a partner in the Edison Electric Lamp Company, a partnership formed in early 1881.

Explore the following pages on Powerset:

• Thomas Edison,
• The Wizard of Evergreen Terrace,
• George Westinghouse,
• Electric chair,
• War of Currents,
• Leon Czolgosz,
• Technological and industrial history of the United States,
• List of United States inventions,
• Diffusion of technology in Canada,
• Edward Hibberd Johnson