Apparatus for recording, transmission, reproduction of sound or images; data processing equipment for use with computers; luminous beacons; barometers; marking and signaling buoys; protective helmets; life belts; neoprene suits, gloves and masks for diving; mouthguards for athletic use; eye glasses; spectacle cases; observation instruments, namely, binoculars; life jackets; life buoys; life-saving rafts; neoprene gloves for protection against accidents; protection masks; diving suits; nose cl...