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Invented a safety device that prevented the elevator from falling if the hoisting cable fails.
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Was an up-scale department store
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Invented the first typewriter and QWERTY keyboard that is still in use today
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Founder of the Standard oil company
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Invented the first telephone
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He founded the Tiffany Refrigerator Car Company
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The rich will have everything while the poor get nothing. Herbert Spencer made this in 1875.
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Opened his first steel plant in 1875
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Founded a Meat-Packing empire in the Midwest
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He operated discount stores that sold merchandise at 5 and 10 cents
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Thomas Edison invented the lightbulb in 1879 and in 1877 invented phonagraph
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Invented the Linotype machine, it was the first machine that could easily and quickly set lines of type for the use of printing presses
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Invented the first Roll Film for cameras