Printing cylinders; cylinders for motors and engines; cylinders for machines; separating cylinder; stuffing boxes; cylinder heads for engines; grindstones; grinding wheels; worm wheels for machines; gear wheels for machines; timing belt pulleys; belt pulleys being parts of machines; toothed wheels for link chains; toothed wheels for driving chains; helical gear units being parts of machines; machine wheels; wheels and tracks for machines; ball rings for bearings; grease rings; piston segments; feeding machines; paper feeders; machine wheelwork; printing machines for use on sheet metal; typecasting machines; machines for processing plastics; metalworking machines; printing machines; die-cutting machines; matrices for use in printing; control mechanisms for machines, engines or motors; pistons; pistons for cylinders; pistons for engines; inking apparatus for printing machines; printing rollers for machines; crank shafts; rollers for rotary printing machines

Repair information; machinery installation, maintenance and repair; electric appliance installation and repair; office machines and equipment installation, maintenance and repair; re-inking and refilling of toner cartridges; rebuilding machines that have been worn or partially destroyed; rebuilding engines that have been worn or partially destroyed

Metalworking; heat treatment of metals; heat treatment of metal surfaces; cutting of metal; metal casting; metal pressing; blacksmithing; metallurgical smelting; metal laminating; enamelling of metals; metal hardening; metallurgical processing; extruding of metal alloys being metalworking; cold forming of metal; drilling of metals; shaping of metal components; metal fabrication and finishing services; metal tempering; burnishing by abrasion; electroplating; galvanization; silver plating; grinding; welding services; chromium plating; tin plating; nickel plating