KETA

Back pressure valves as parts of machines; [ Engine exhaust systems comprised of pipes, collector and muffler; Engines, other than for land vehicles; ] Hydraulic controls for machines, motors and engines; Hydraulic pumps; Pressure regulators being parts of machines; Pumps as parts of machines, motors and engines; [ Turbines other than for land vehicles;] Valves as machine components; Valves being parts of machines