OZONE GENERATION APPARATUS, NAMELY, MACHINES THAT GENERATE OZONE AND EXPOSE FLUIDS TO OZONE USED IN CONJUNCTION WITH FILTERS FOR REMOVAL OF MANGANESE AND IRON FROM FLUIDS FOR USE IN INDUSTRIAL AND MUNICIPAL WASTE TREATMENT

3D spectacles; Headphones; Smartphones; Batteries, electric; Battery chargers; Cabinets for loudspeakers; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Smart watches; Smart glasses; Wearable activity trackers