6
Flap valves of metal; Manually operated metal valves; Water-pipe valves of metal; Radiator valves of metal [other than thermostatic]; Water-pipe valves of metal; Water-pipe valves of metal; Drain traps [valves] of metal; Valves of metal, other than parts of machines; Regulators [valves] of metal other than parts of machines; Valve assemblies of metal [other than parts of machines]; Check valves of metal [other than parts of machines]; Draw-off valves (metal -) [other than parts of machines]; Regulators [valves] of metal other than parts of machines; Pipes, tubes and hoses, and fittings therefor, including valves; Metal valves for controlling the flow of fluids in pipelines; Metal pulleys, springs and valves [not including machine elements]; Metal valves for controlling the flow of gases in pipelines; Valves of metal other than parts of machines including those from alloy steel and titanium
7
Valves; Hydraulic valves; Valves (Clack -) [parts of machines]; Actuators for valves; Actuators for valves; Fuel valves; Shutter valves; Valve diaphragms; Servo-control valves; Valves (Clack -) [parts of machines]; Valves (Clack -) [parts of machines]; Valves (Clack -) [parts of machines]; Valves for pumps; Valves [parts of machines]; Power operated valves; Digital electro-hydraulic proportioning valves; Sludge cocks [valves] being parts of machines; Pneumatically operable valves; Lockable valves [parts of machines]; Valves [parts of machines]; Compressed air pilot valves; Pump control valves; Valve closure mechanisms; Hydraulic valves [parts of machines]; Dosing valves [parts of machines]; Slide valves [parts of machines]; Pressure valves [parts of machines]; Regulators [parts of machines]; Tapping valves for metallurgical purposes; Safety valves [parts of machines]; Stop valves [parts of machines]; Valves operated automatically by pneumatic control; Compressed air switch valves; Thermostatic control valves for machines; Hydraulically operated butterfly valves; Valves operated automatically by hydraulic control; Ball valves being parts of machines; Angle valves being parts of machines; Butterfly valves being parts of machines; Spray valves [parts of machines]; Regulators [parts of machines]; Suction valves for air compressors; Plunger type valves for use with tanks; Suction valves for gas compressors; Valves operated by changes in pressure; Power valve for carburetors [vehicle parts]; Dispensing valves being machine parts; Stop valves of metal [parts of machines]; Valve assemblies of metal [parts of machines]; Vacuum control valves [parts of engines]; Stop valves of plastic [parts of machines]; Pressure controllers [valves] being parts of machines; Non-return valves of metal [parts of machines]; Metal safety valves [parts of machines]; Reducers (Pressure -) [parts of machines]; Reducers (Pressure -) [parts of machines]; Sludge valves being parts of machines; Vacuum control valves [parts of machines]; Temperature control valves [parts of machines]; Non-return valves of plastic [parts of machines]; Level regulating valves [parts of machines]; Check valves (non-metallic -) [parts of machines]; Non-return valves of metal [parts of machines]; Valves [mechanical] for regulating fluid flow; Exhaust gas recirculation [EGR] valves for motors and engines; Positive crankcase ventilation [PCV] valves for motors and engines; Actuators incorporating a gear mechanism for pipeline valves; Waste gas return valves [parts of machines]; Pressure controllers [valves] being parts of machines; Pressure controllers [valves] being parts of machines; Automatic inlet control valves for reciprocating air compressors; Unloading check valves for the outlets of air compressors
9
Thermionic tubes; Thermionic tubes; Thermostatically controlled valves; Electric control valves; Valve operators [electric controls]; Ion gauge tubes