Portable, self-contained, self-adjustable craft lift and wet/dry
Process and apparatus for recovering sunken wrecks
Radio controlled boat lift
Raising and lowering device
Recovery apparatus
Rescue apparatus for submerged vessels
Roller construction for the launching and recovery of personal w
Rotary boat lift
Salvage apparatus and method
Seaplane docking facility and telescoping hangar
Self-stabilized elevator-float for drydocking or floating any ty
Shallowdraft floating boatlift
Ship of similar floating installation equipped for the assembly
Ship's dock
Ship's docking plant
Shiplifting device
Single motor boat lift having horizontally and...
Small boat dry dock
Solar powered boat lift
Steel boat hull salvaging assembly