medical apparatus, namely, tracks for positioning and securing ambulance cots to the interior of an ambulance; adjustable chairs and medical patient treatment chairs specially designed for movement along a track affixed to the interior of an ambulance, for use by medical personnel to gain access and administer medical attention to a patient; emergency medical equipment, namely, cases outfitted with detachable pouches for storage and transport of medical supplies, litter racks, defibrillator m...