Air-conditioning, air cooling and ventilation apparatus and instruments; Battery-operated, electrically heated clothing; Dehumidifiers for household use; Electric blankets for household purposes; Electrical heating pads for pets, not for veterinary purposes; Heating installations; Personal cooling system comprising tubing, a coolant source and temperature controls that may be incorporated into a garment; Portable electric fans; Portable electric heaters; Refrigerating appliances and installat...