life jackets; swimming aids for safety and protection; automatic life jacket light; life buoy light; life-saving light; life-saving whistle; life jacket reflector tape; safety buckles for life jackets; radar apparatus for providing or enhancing night vision; sonars; protective high-visibility clothing for life- preserving or protection against accidents; protective and life-saving equipment for emergencies, namely, hard hats, safety eyeglasses, gloves, protective suits; Emergency warning- and...