Boiler tubes (parts of machines); Gas boilers (parts of machines); Steam boilers (parts of machines); Liquefiers (machines); Pumps for use in service stations in dispensing liquid fuels; Electroplating instruments; Pneumatic pipeline conveyors; Mechanical tools; Reeling apparatus, mechanical; Compressed air switch valves; Electromagnetic valves; Hydraulic valves; Pneumatically operable valves; Power operated valves; Pressure regulating valves being parts of machines; Valves (parts of machines); Control mechanisms for machines, engines or motors; Robots for industrial use