Valves as mechanical components for regulating fluid flow being parts of machines; angle valves being parts of machines; regulating apparatus being parts of machines, namely throttles; Linear and hydraulic valve actuators for dampers; valve diffusers being parts of machines; pneumatic valve actuators; manual actuators for pneumatic cylinder valves; pressure regulators being parts of machines; filters being parts of engines; filters for gases being parts of machines, namely filters for removin...