Electrical ultrasonic cleaning units for clothes, personal care products, and household products

electrical communication equipment and systems for use in underwater activities, namely, diver-to-diver, diver-to-surface, surface-to-diver and diver-to-surface-to-remote location underwater communicators, either wired or wireless; electrical communication equipment and systems for use in sporting and recreational activities, namely, two-way radios and bone conducting audio receivers and/or transmitters; and electrical underwater object detection equipment, namely, metal detectors, sonars and...