CH545947ACH1771971ACH545947DACH545947ACH 545947 ACH545947 ACH 545947ACH 1771971 ACH1771971 ACH 1771971ACH 545947D ACH545947D ACH 545947DACH 545947 ACH545947 ACH 545947A
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CH
Switzerland
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CH1771971A
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Publication of CH545947ApublicationCriticalpatent/CH545947A/xx
F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
F24F3/044—Systems in which all treatment is given in the central station, i.e. all-air systems