trademark category 11: lighting, heating, steam, cooking, refrigeration, drying, ventilation, water supply and sanitary equipment. 111 Lighting equipment and appliances (excluding steam lamps and oil lamps) 112 Spray welding lamps 113 Steam lamps, oil lamps 114 Cooking and civil electric heating equipment (excluding kitchen utensils and food processing machines) 115 Refrigeration and refrigeration equipment (excluding refrigerated trucks) 116 Drying, ventilation and air conditioning equipment (including heating and cooling room equipment) 117 Heating and steam equipment (including heating and cooling room equipment) Steam engine boiler) 118 plumbing fittings 119 sanitary equipment (excluding toilet utensils) 111 disinfection and purification equipment 1111 small heater 1112 kitchen lighter 1113 nuclear energy reaction equipment