274015 - Discharge lamps ultraviolet or infrared lamps arc lamps - 29 Manufacturers List

2740151000 - Fluorescent hot cathode discharge lamps two-ended (except ultraviolet lamps) - 2 Manufacturer
2740155000 - Other discharge lamps (except ultraviolet lamps) - 7 Manufacturer
2740157000 - Ultraviolet or infrared lamps arc lamps - 20 Manufacturer