Safety nets; surveying apparatus and instruments; electrified fences; nets for protection against accidents; high voltage explosion-proof power distribution device, namely, circuit breakers, switchgears, high-voltage surge protectors, electrical power distribution units; protection devices for personal use against accidents, namely, protective eyewear, protective helmets, face protection shields; life saving apparatus and equipment, namely, life preservers, life nets, life rafts, life belts; ...