7 Fuel valves being parts of engines, combustion engine fuel nozzles, fuel injection systems for engines consisting primarily of fuel pumps, fuel and air mixture regulators being parts of internal combustion engines; fuel pumps for engines, land vehicles, service stations; fuel filters, non-metallic butterfly valves being parts of machines, servo-valves, hydraulic valves as parts of machines, clack valves as parts of machines, waste valves as parts of machines, dust removing installations for cleaning purposes, gear pumps, servo-controlled hydraulic pumps, concrete construction machines, oil tanks as vehicle engine parts, pressure controllers in the nature of valves being parts of machines, mining machines, speed governors as machines parts, pumps for cooling engines, electric fans for cooling engines, hydraulic tools, namely, hammers, gear cutters, drilling tools, boring tools; gear hydraulic pumps for trucks, buses and special vehicles, gear hydraulic pumps used as a source of pressure energy for tractors, forklifts, loaders and special construction machines and for tipping bodies for lorries, oil tank as vehicle engine parts with cleaner for servo-drive systems, hydraulic power steering with free cylinder for trucks, buses and special vehicles, gear motors for use in road vehicles, agricultural, construction and earth moving machines; hydraulic mining machines, fuel pumps for motor vehicles with digital and analog control, speed governors for electronic and hydromechanical machines, gear pumps for use in hydraulic power units, gear motors for fans of internal combustion engine cooling systems in mobile applications, gear pumps with direct electric drive, reciprocating pumps; pressure regulators as part of machines