Air condensers; electricity generators; air supply apparatus with pressure converters, namely, air turbines; compressors for machines; air compressors; blowing machines for the compression, suction and transportation of gases; conveyors; band conveyors; belt conveyors; chains specially adapted for use with portable hoist systems; freight elevators; elevators; lifting apparatus, namely, elevating work platforms and passenger elevators; handling machines in the nature of loading and unloading machines; hoists; loading ramps in the form of conveyors; belt conveyors for loading hold baggage; electric pumps for heating, ventilation and air-conditioning apparatus; motor and engine starters for uniflow airplane reactors; aircraft-washing apparatus; snow plows; power-operated lift platforms for loading and unloading or maintaining aircraft; power-operated lifting equipment, moving equipment and truck lifts, namely, fork lifts used for emptying sanitary appliances

External apparatus for cooling aircraft equipment or fluids used in aircraft equipment, namely, cooling evaporators; external apparatus for air conditioning, heating and ventilation of aircraft cabins, namely, aircraft climate-control system; external apparatus in the nature of air filtering installations for filtering air for aircraft cabins; external apparatus comprising a reversible system for the air conditioning or heating of aircraft cabins; external apparatus for the production of hot air and filtered air for aircraft, namely, filtering units and heaters for aircraft; de-icing apparatus for aircraft, namely, electric and diesel engine deicers

Vehicles for the transport of freight, luggage and passengers between the terminal and the aircraft, namely, buses, trucks, tractors, vans, trailers, aerial conveyors, and conveyors specially adapted for vehicles for use with trucks and cargo trailers; vehicles with lift cars for the transporting, loading and unloading of mobility-impaired passengers, namely, buses, trucks, tractors, vans, trailers and motorized carts; runway buses for passengers; vehicles fitted with boarding and alighting stairs for passengers, namely, vans, buses and trucks; vehicles for towing, loading, unloading, charging, fueling, and replenishing of water, heated air, cold air, or pressurized air for aircraft, namely, trucks, vans, tractors and trailers; tractors to tow and push aircraft; luggage tractors; freight loaders and transporters for aircraft in the nature of trucks equipped with aircraft freight loaders and conveyors; cargo luggage trailers; water replenishment vehicles, namely, trucks, tractors, vans and trailers; vehicles with elevators for the loading or unloading of luggage or freight, namely, motorized luggage carts, trailers, cargo trailers, tractors and van; refrigerated vehicles

Servicing, maintenance and repair of vehicles for use on airport runways, air condensers, electricity generators and air supply apparatus in the nature of air compressors, compressors for machines, air compressors, blowers for motors and engines, handling apparatus in the nature of loading and unloading machines, pulleys, loading bridges, conveyors, apparatus and devices for heating, air conditioning, ventilation, refrigeration, and filtration, reactor starters for motors, aircraft washing or de-icing apparatus and snow plows