Lapping machines; Mixing machines; Electric window cleaning machines; Clothes washing machines; Sewing machines; Packing machines; Grinding and polishing machines; Engraving machines; Electric can openers; Electric vacuum cleaners; Electric sweepers; Electrical ultrasonic cleaning units for goods; High pressure washers; Air compressors; Lawn mowers; Hot adhesive guns; Dishwashers; Pistons for engines; Typographic presses; Aquarium pumps; Steam mops; Power operated blowers