thermostats; electronic controllers for controlling a dual heat pump and fuel-fired heating system; electronic controllers for controlling motorized dampers in a zoned heating, ventilating and air conditioning system; electronic sensors for sensing temperature and humidity

'air':28 'condit':29 'control':3,5,17,19 'damper':21 'dual':7 'electron':2,16,31 'fire':13 'fuel':12 'fuel-fir':11 'heat':8,14,25 'humid':37 'motor':20 'pump':9 'sens':34 'sensor':32 'system':15,30 'temperatur':35 'thermostat':1 'ventil':26 'zone':24

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