Shock absorbing apparatus for launching free-fall lifeboat
liquefied gas storage tank and ship containing the same
SUPPORTER USED ON THE WATER FOR MINIMIZING MOVING OF STRUCTURE ON THE WATER
Tugboat including an electromagnet with a flow structure
BUOUNGALOW TYPE BOAT USING DOUBLE LAYERED AIR MAT SHEET
WATER SURFACE DRONE FOR COLLECTING MARINE DEBRIS METHOD AND SYSTEM THEREOF
Light buoy capable of measuring marine wind conditions and monitoring seawater