Ultrasonic subsurface cleaning
Underwater bottom cleaning system and apparatus
Underwater cable cutter apparatus
Underwater cleaning apparatus
Underwater cleaning apparatus
Underwater mine chain/cable cutter
Underwater scouring apparatus
Underwater servicing device
Underwater surface cleaning vehicle for integrated cleaning...
Underwater vehicle and method of positioning same
Vessel hull protection device
Vibrating device for repelling birds from boats
Water hook
Water jet powered boat bottom cleaning system
Welded stud hanging assembly for a blasting and coating containm