Conveyors being machines; Tracks being parts of conveyors; Unloading cranes; Marine mounted dock cranes; Tower cranes; Floating cranes; Cargo handling machines; Gantry cranes; Cranes; Metal parts and fittings for power-operated lifting equipment; Loading and unloading machines; Mechanical railed lifting conveyors; Mechanical and hydraulic lifts; Power-operated lift used to transport and place portable storage containers