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This guy invented a saftey brake used on elevators in case the cables fail. His idea made sky scrappers a reality
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This is not any single well defined concept. It is various ideoloigois that applt biological concepts associated with darwinism.
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Owner of the standard oil copmany which ruled the oil industry for many years.
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Chirstopher sholes invented the first typewriter
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Joel Tiffany invented many things. However his most well known invention is the winter refergerator car.
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invented the firsat practicall tellephone
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Invented many things including the phomograph, the motion picture camera, and the most important the first practicall light bulb
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this duy invented discount stores that priced things at 5 to 10 cents
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He invented a meat packing empire in the midwest in the 18th century
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this guy invented the linotpe machine. which helped get the idea for the printer
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founded the kodak camera company.
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led the enormous exspasnison of the steel industry
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Maceys stores have been supplying people with good items for 81 years.
