Training; exercises; training services relating to flying

Medical devices, namely, inhalers provided empty; medical devices, namely, cartridges for use with inhalers, provided empty; medical devices, namely, inhaler systems comprising inhalers and cartridges for administration of pharmaceuticals, provided empty; medical devices, namely, instruments and apparatus provided empty used for the inhalation of pharmaceuticals

air delivery system comprised of connected ducts and associated fittings for delivering pressurized air discharged from an air compressor