Installations for cooking; cooling installations; installations for baking; drying installations; flues and installations for conveying exhaust gases; oven ventilator hoods; range hoods; filters for fume extractors; flues for heating apparatus; igniters; burners; steam generating installations; passage furnaces; autoclaves, electric, for cooking; electric boilers; electric heat-treating furnaces; industrial heating apparatus; hot air apparatus; artificial smoke generating machines; reheating furnaces; furnace grates; water coolers and heaters; burners, boilers and heaters; grease filters [parts of extractor fans]; filters for refrigeration systems; air filters for industrial installations; air filters for industrial and household use; cooking, heating, cooling and preservation equipment, for food and beverages; apparatus for heating foodstuffs; steam cookers; food dehydrators, electric; refrigerating cabinets for storing meat; installations for heating foodstuffs; appliances for smoking foodstuffs; smoke generating apparatus for cooking; commercial ovens for baking food; industrial cooking installations; food dehydrators; food dryers; refrigerated cabinets for the storage of food; smoke curing units; installations for air extraction; installations for tempering; drying apparatus and installations; refrigerating and freezing equipment; cooling apparatus; drawers for refrigerators; freezer storage units; walk-in freezers; freezers; commercial refrigeration units; industrial cooling installations; cooling installations and machines; refrigerating chambers; refrigerated cabinets for the storage of drink; apparatus for freezing foodstuffs