Binoculars; Microscopes; Pagers; Radios; Stereoscopes; Telescopes; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Lenses for microscopes; Magnifying glasses; Microscope objectives; Optical lenses; Protective eye pieces; Radio receivers and transmitters; Safety goggles; Speaker microphones
Binoculars; Microscopes; Pagers; Radios; Stereoscopes; Telescopes; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Lenses for microscopes; Magnifying glasses; Microscope objectives; Optical lenses; Protective eye pieces; Radio receivers and transmitters; Safety goggles; Speaker microphones