Bearings, as parts of machines; Belts for machines; Biodiesel-generation machines, namely, mixing equipment, pumps and heaters; Cylinders for machines; Cylinders for motors and engines; Door closers, electric; Filters for motors and engines; Heat exchangers being parts of machines; Industrial engines; Knives, electric; Machine parts, namely, cylinders; Machine wheels; Mechanical seals; Pressure regulators being parts of machines; Regulators being parts of machines; Shaft couplings for machine...