Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F24
HEATING; RANGES; VENTILATING
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F24F
AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
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11/00
Control or safety arrangements
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F24F11/70
Control systems characterised by their outputs; Constructional details thereof
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F24F11/72
for controlling the supply of treated air, e.g. its pressure
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