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In 1859 Nathan Ames created the "Revolving Stairs", but didn`t finish the invention because of his death in 1860. http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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Jesse W. Reno patented the 1st "escalator" http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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Reno patented the Elevator and Wheeler patented his ideas for a more recognizable moving staircase http://www.elevatordesigninfo.com/the-history-of-the-escalator
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the "escalator made it`s first apperance the Coney Island theme park, as a ride http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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Charles D. Seeberger bought Wheeler’s patent in 1898 and Seeberger made the name "escalator" by compining the words scala (Latin for steps), and the word elevator. http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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a Frenchman invented a "stepless" escalator the was connected by leather belts going only in the upwards position http://www.elevatordesigninfo.com/the-history-of-the-escalator
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Reno and Otis (the company Seeberger was working for) were the main forces behind the escalator. Reno made the cleat-type moving stairway in New York City. while Otis made the step-type moving escalator in Paris. http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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Otis took over Reno and became the only manufacturer selling both types of escalators. http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html
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A Swiss company called Schindler introduced their first version of the escalator http://www.elevatordesigninfo.com/the-history-of-the-escalator
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by the turn of the mellenium Mitsubishi is the forefront of the escalator innovation and design http://www.mitsubishielectric.com/elevator/overview/e_m_walks/history.html