DAY BY DAY

Air cooling apparatus; Arc lamps; Barbecue grills; Ceramic plates sold as parts of stoves; Drying apparatus for chemical processing; Drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Electric grills; Electric hot plates; Electric space cooling apparatus; Electric toasters; Friction lighters for igniting gas; Furnaces; Gas lamps; Heating installations; Solar energy based cooling apparatus; Solar water heaters; Steamers for chemical processing; Warming pans for beds; Water softening apparatus and installations; Whirlpool jets