Electric vacuum cleaners; Electric sweepers; Electric scissors; Power-operated garden hose reels; Hot adhesive guns; High-voltage generators; Electrical ultrasonic cleaning units for goods; Mixing machines; Lapping machines; Packaging machines; Engraving machines; Electric milk frothers; Electric egg beaters; 3D printers; Air filters for automobile engines; Cam shafts; Air compressors; Power-operated polishers; Chains for chain saws; Steam mops; Piston rings being engine parts