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Willis Havilan Carrier designed the 1st mdoern air conditioning system.
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Willis Carrier patents his invention and he calls it an "Apparatus For Treating Air"
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Staurt W. Cramer calls it " Air Conditioning"
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Carrier installs it in a mansion ($10,000)
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The Chamer of US House of Representatives becomes air conditioned.
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The Senate becomes air conditioned.
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The White House, the Executive Office Building, the Department of Commerce become air-conditioned.
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Railroad diner cars on the Washington-New York route are air conditioned.
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Packard is the first car with 'factory air' as an option
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After World War II, the demand for room air-conditioners began to increase. Thirty thousand room air-conditioners were produced that year.
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New technology allowed heat pumps to be operated at lower outdoor temperatures while heating on the reversed refrigeration cycle.
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ARI celebrates 50 years of industry excellence.