COMMERCIAL DIVING EQUIPMENT, NAMELY, UNDERWATER MASKS, HELMENTS, COMMERCIAL DIVING EQUIPMENT, NAMELY, UNDERWATER MASKS, HELMENTS, PROTECTIVE HATS, PROTECTIVE HOODS, BREATHING GAS REGULATORS, NECK PROTECTIVE HATS, PROTECTIVE HOODS, BREATHING GAS REGULATORS, NECK BANDS, HELMET LINERS AND GAS CYLINDERS, GAS MANIFOLDS, GAS VALVES, BANDS, HELMET LINERS AND GAS CYLINDERS, GAS MANIFOLDS, GAS VALVES, GAS HOSES FOR ATTACHMENT TO UNDERWATER BREATHING GAS SYSTEMS FIRST GAS HOSES FOR ATTACHMENT TO UNDERWATER BREATHING GAS SYSTEMS FIRST AND SECOND STATE REGULATORS FOR BREATHING GAS, BREATHING GAS CONTROL AND SECOND STATE REGULATORS FOR BREATHING GAS, BREATHING GAS CONTROLYOKES, PRESSURE GUAGES, DEPTH GAUGES, COMPASSES, DIVING SUITS, BOOTS YOKES, PRESSURE GUAGES, DEPTH GAUGES, COMPASSES, DIVING SUITS, BOOTS MITTENS, AND JACKETS ALL MADE FROM ELASTOMERIC WETSUIT MATERIAL MITTENS, AND JACKETS ALL MADE FROM ELASTOMERIC WETSUIT MATERIAL BUOYANCY COMPENSATORS, LIFE VESTS MASKS WEIGHT BELTS, FIRE FIGHTING BUOYANCY COMPENSATORS, LIFE VESTS MASKS WEIGHT BELTS, FIRE FIGHTING EQUIPMENT, NAMELY FIRE FIGHTING EMERGENCY BREATHINGAPPARATUS, REGU- EQUIPMENT, NAMELY FIRE FIGHTING EMERGENCY BREATHING APPARATUS, REGU- LATORS, MASKS AND MANIFOLDS; AND PORTABLE EMERGENCY OXYGEN SUPPLIES LATORS, MASKS AND MANIFOLDS; AND PORTABLE EMERGENCY OXYGEN SUPPLIES WITHIN PRESSURIZED CONTAINERS, INCLUDINGMASKS AND RGULATING MEANS WITHIN PRESSURIZED CONTAINERS, MASKS AND REGULATORS