7 (Based on Use in Commerce) (Based on 44(e)) Dredging machines; mining machines; pile drivers; drilling machines; hydraulic hammers; drilling units; lift systems for offshore operations, namely, machines for the launching and lifting of risers and remotely operated machines; machines and machine parts for offshore work, namely, sieves, jigs, and washing installations; metal cutting heads and replacement parts therefore; dredge pumps; drag heads for trailing suction hopper dredgers; piling machine equipment, namely, pile sleeves, sleeve inserts, pile caps, winches, anvils, hydraulics, noise reduction devices, primarily composed of noise mitigation screens, noise mitigation sleeves for generation of underwater air bubbles to reduce noise and cabins for the control of piling driving equipment (Based on 44(e)) Offshore machines and equipment, namely, drilling machines, machines for wet soil treatment and wet soil movement, cutting, pile driving and drilling machines, hydraulic hammers, drilling units, hydraulic rock breakers, pile sleeves, cable ploughs, trench cutters, hopper dredgers, cutter dredgers, bucket dredgers, hoppers, backhoes, excavators, grabbers, rock dumpers, remote operated vehicles, pipelaying machines, cablelaying machines, machines for module handling, machines for well intervention, machines for diving support, winches, machines for wind farm installation, machines for pile driving, machines for mooring, offloading and pulling-in, external and internal lifting tools, surface and subsea machine levelling systems, jacket pile grippers, upending frames, pile plugs, skidding machines, hydraulic release shackles and pin-release systems for subsea use, hydraulic power packs for surface and subsea use, power-operated hose reels, lifting frames, traction winches and storage winches for deep-water lowering, jacking systems, comprised of rack and pinion system, power units, motors and gearboxes, power-operated pipe cutters, pile anti-running clamps, hydraulic systems, comprised of valves, pumps, pressure lines, cylinders, oil streamers and reservoirs; trench cutters; dredge cutters; mining cutters; hydraulic rock breakers; machine parts, namely, pile sleeves; booster pump stations, being machines; remotely operated machines for underwater mining and dredging; machines for vertical transport, being parts of dredging, offshore and mining machines, namely, hydraulic transportation, pumps and pipes, endless chains with buckets, lifts, cranes and hoists and machines used to transport materials; lift systems for dredging and mining; machine parts, namely, dredging wheels, drag heads, winches, swell compensators, gearboxes, other than for land vehicles, suction pipes, bow couplings, barge load pipes, gantries, and spud carriers; spud tilting and lifting machines; centrifugal pumps; submarine ploughs; trenchers; machine parts, namely, pile clamps for pile handling equipment, pipe carousels, pipe lifting frames, jigs, hydraulic cylinders, pumps, and valves; hydraulic pumps; hydraulic valves; hydraulic manifolds being parts of machines and being pipings as part of hydraulic machines; machine parts, namely, bearings, sealing parts of machines, namely, pumps, shafts and valves; dredge machine parts, namely, dredge valves, loading boxes, dredging buckets, overflow pipes, bottom doors, and grabs; machine parts for carousel equipment, namely, baskets, level winders, level wind compensators, aligner chutes, and running trays; machine parts, namely, sieves, feed boxes, and hydro cyclones for use in soil treatment equipment; machine parts, namely, teeth for cutting soil or rock and adapters for teeth and suction mouths; haulage apparatus, namely, hoppers; machine parts, namely, turning glands for pipes, transportation pipes and trailing suction pipes; bending machines; soil conveyors; seabed leveling equipment being machines for leveling seabeds; machine parts, namely, cutter heads; hydraulic and diesel power packs; machines and machine parts for dredging, excavating and for treating and moving dredged material, namely, valves, noise insulation enclosures, water pumps, air compressors and air blowers machine parts, namely, sealing joints, sealings for propeller shafts, sealings for propeller shaft sleeves, and propeller shaft bearings; deep-sea sampling tools for penetrating the seabed, obtaining samples of the sea-floor and testing samples, namely, core sampling tools, soil samplers, sample coring machines; pump housings; impellers for use in dredge pumps; machine parts, namely, heave buoyancy compensators