[ Air analysis apparatus; Cabinets for loudspeakers; ] Cases for smartphones; Computer peripheral devices; [ Connections, electric; ] Eyeglasses; Light emitting diodes (LEDs); Self-timers; Stands adapted for mobile phones; Stands for photographic apparatus; Switches, electric; [ Telescopes; Weighing apparatus and instruments; ] Wires, electric [ ; Artificial limbs for medical instruction purposes; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization o...