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   Thomas Edison

   In 1877–1878, Edison invented and developed the carbon microphone used in all telephones along with the Bell receiver until the 1980s. ... A key to Edison's success was an holistic rather than reductionist approach to invention, making extensive use of trial and error.
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   Edison Records

   Thomas A. Edison invented the phonograph, the first device for recording and playing back sound, in 1877.
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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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   Dictation machine

   Shortly after Thomas Edison invented the phonograph, the first device for recording sound, in 1877, he thought that the main use for the new device would be for recording speech in business settings.
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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. ... ↑ He would later patent the device.
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   Thomas Edison in popular culture

   In the cartoon series Clone High, Thomas Edison is shown as a short, sniveling nerd who seems to spend most of his time working with A.V equipment (a reference to the fact that Edison invented the projector).
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   Backmasking

   In 1877 Thomas Edison invented the phonograph, a device that allowed sound to be recorded and reproduced on a rotating cylinder with a stylus (or "needle") attached to a diaphragm mounted at the narrow end of a horn. ... His design overtook the Edison phonograph in the 1920s, since Berliner's patent expired in 1918, and others were then free to utilize his invention.
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   Dry cell

   Multiple cells are commonly connected in series within a single case or battery compartment within a device to form a dry battery (or dry cell battery) of greater voltage than is provided by one cell. ... 1901 - Thomas Edison invented the Nickel-iron battery.
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   Edisonian approach

   Edison did not just invent a light bulb, he invented an economically viable system of lighting including its generators, cables, metering and so on. ... A key to Edison's intellectual approach was to always doubt and never take things for granted.
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    List of characters in Time Squad

    They go back to Otto who says that Thomas Edison invented the light bulb.

Explore the following pages on Powerset:

• Thomas Edison,
• Edison Records,
• The Wizard of Evergreen Terrace,
• Dictation machine,
• George Westinghouse,
• Thomas Edison in popular culture,
• Backmasking,
• Dry cell,
• Edisonian approach,
• List of characters in Time Squad