Air-conditioning, air cooling and ventilation apparatus and instruments; Bathroom exhaust fans; Chimney blowers; Electric fans; Electric hair dryers; Electric kettles; Heating boilers; Multi-purpose, electric countertop food preparation apparatus for cooking, baking, broiling, roasting, toasting, searing, browning, barbecuing and grilling food; Ventilating exhaust fans for household use, gymnasiums, pet houses; Ventilating louvers