Calculating machines, data-processing equipment and computers; Computer hardware and computer peripheral devices; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Electric cables and wires; Magnets for industrial purposes; Mousepads; Protective sports helmet accessories that attach to the helmets, namely, mouth guards, ear pads, throat protectors, chin straps, face masks, jaw pads and eye shields; Slide calipers; Surveying instru...