• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F24F - Air-conditioning; air-humidification; ventilation; use of air currents for screening
• F24F 8/183 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by centrifugal separation, e.g. using vortices

Patent holdings for IPC class F24F 8/183

Total number of patents in this class: 18

10-year publication summary

Principal owners for this class