Back pressure valves as parts of machines; Ball valves being parts of machines; Butterfly valves being parts of machines; Hydraulic controls for machines, motors and engines; Hydraulic valve actuators; Pneumatic controls for machines, motors and engines; Proportional flow valves as parts of machines; Pump control valves; Servo-valves; Valves being parts of machines

Valves, namely, ball valves, clack valves, pressure valves, hydraulic valves and pressure regulating valves, all being parts of machines; and steam traps being parts of machines