A PORTABLE GRAVITY REDUCING APPARATUS FOR SITTING POSITIONS
Portable gravity reducing apparatus for sitting positions
Positioning part applied to assembly of vehicle frame parts, and trailer with positioning part
Pushing and blocking mechanism used during forklift discharging
Catalytic gasification of automotive shredder residues with hydrogen generation
Oceanographic buoy mooring system and a mixed rope used therefor
AN OCEANOGRAPHIC BUOY MOORING SYSTEM AND THE MIXED ROPE USED THEREFOR