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GB800246A
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Improvements in or relating to heat pump systems
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US2710510A
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Drip evaporating unit of air conditioners
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US2660863A
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Residential air conditioning system
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US2739792A
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Air conditioning systems using heat exchangers local to the conditioned space
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US2741264A
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Reversing valves
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US2688849A
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Safety control for water-cooled refrigerative systems
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US2715514A
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Air conditioning system
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US2715515A
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Air conditioning system
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US2650075A
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Atmospheric condenser for refrigerating systems
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US2650337A
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Starting circuit for low torque variable-speed motors
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US2585987A
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Relay type of current limiter
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US2589384A
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Reversible heat pump cycle with means for adjusting the effective charge
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US2617637A
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Drip-evaporating unit for air conditioners
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US2632394A
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Impeller pump with noise suppressing means
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US2632375A
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Adjustable discharge louver device for air conditioners
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US2572582A
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Safety control for liquid-cooled devices
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US2683074A
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Process for deodorizing and sterilizing air
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US2712927A
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Air conditioning methods
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US2560467A
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Mounting assembly for refrigerative air conditioners
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US2600316A
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Air conditioner
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