Electric vacuum cleaners; Electric sweepers; Electric pumps; Electric hammers; Electric juice extractors; Electric can openers; Electric milk frothers; Electrical ultrasonic cleaning units for goods; Hot adhesive guns; Floor washing machines; Pressure washing machines; Mixing machines; Vacuum packing machines; Engraving machines; Lapping machines; Lawn mowers; Aquarium pumps; Power-operated garden hose reels; Power-operated blowers; Cam shafts; Air compressors; 3D printers