Acoustic membranes; Chargers for electric batteries; Computer mouse; Data processing equipment, namely, couplers; Ear plugs for divers; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Electric wire and cable; Headphones; Horns for loudspeakers; Identification threads for electric wires; Light emitting diodes (LEDs); Loudspeakers; Magnetic wires; Microphones; Optical lamps; Optical lanterns; Record players; Slide projectors; Sola...

Acoustic membranes; Chargers for electric batteries; Computer mouse; Data processing equipment, namely, couplers; Ear plugs for divers; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Electric wire and cable; Headphones; Horns for loudspeakers; Identification threads for electric wires; Light emitting diodes (LEDs); Loudspeakers; Magnetic wires; Microphones; Optical lamps; Optical lanterns; Record players; Slide projectors; Sola...