Air filters for mechanical purposes, the foregoing for ventilation cleaning, dedusting and air separation from machines and rooms equipped with such machines; air filters for mechanical purposes; fans for mechanical and industrial purposes, namely, fans for machine engines; dedusting apparatuses, namely, dust separators; aeration apparatuses and machines, namely, aerators; air compactors, namely, air compressors; air pressing machines, namely, compressed air pumps; compressors, namely, air compressors, compressors for air conditioning and compressors for humidifying machines; air inlets and outlets in the nature of power-operated blowers for machines, air filters for mechanical purposes and air compressors

Ventilators for air-conditioning; ventilators for air-conditioning, heating, cooling, ventilation and exhaust; ventilators for humidifying and dehumidifying systems and devices; replacement parts for the foregoing goods; the foregoing goods for use in rooms, buildings, trains, ships and vehicles; ventilators for domestic, commercial and industrial use; air heaters, namely, electric heaters for domestic, commercial and industrial use; evaporative air coolers; air filters for air conditioning units; nozzles as integral component parts of ventilators and humidifiers for domestic, commercial and industrial use, the foregoing not for medical use; air and liquid sprayer nozzles, air-volume control valves and stop valves as parts of air-conditioning systems; regenerative heat exchangers not being parts of a machine; humidity exchangers, namely, high pressure humidifier not being parts of machines; air outlets and inlets as parts of ventilators, humidifiers and ventilation fume hoods, the foregoing for domestic, commercial and industrial use, not for medical use; induction devices, namely, induction ovens for room heating; ventilator convector ovens for room heating and cooling; room cooling devices with fan, namely, ventilating fans for domestic, commercial and industrial use; façade air-conditioning modules for decentralized heating, cooling, fresh-air supply, air circulation and air evacuation of rooms and buildings, namely, central air-conditioning installations; air filtering units for process ventilation engineering and for filtering dust, fibres, chips, granules and paper