gates, namely overhead metal gates swinging metal gates, sliding metal gates, ornamental metal fencing, and chain link fencing

electric gate operators; electronic vehicular and pedestrian access control systems, namely, electronic access control software, software driven telephone entry controllers and keypads, vehicle and pedestrian detectors devices, photo electric sensors, and passive infrared sensors, closed circuit television camera systems comprised of cameras, video recorders, sequencing multiplexers and motion detectors, electronic or electric sensors for vehicle or pedestrian or obstruction detection, electronic or electric ultrasonic sensors for vehicle or pedestrian or obstruction detection, automated door and gate operators, automated overhead metal gates and electric gate operators, automated swinging metal gates and electric operators, automated sliding metal gates and electric operators, electronic ornamental metal fencing and electronic chain link fencing