[Class : 7] Valves; Hydraulic Conveyors; Hydraulic Excavators; Hydraulic Machines And Apparatus; Hydraulic Cylinders [Parts Of Machines]; Hydraulic Controls For Machines, Motors And Engines; Pneumatic Conveyors; Couplings For Pneumatic Apparatus; Pneumatic Controls For Engines; Pneumatic Controls For Machines, Motors And Engines; Cylinders For Motors And Engines; Gear Boxes Being Parts Of Machines; Gear Boxes For Hydraulic Transmissions [Other Than For Land Vehicles]; Clutches For Machines; Clutches And Apparatus For Power Transmission, Other Than For Land Vehicles; Brakes For Machines; Cone Brakes Being Parts Of Machines; Disc Brakes Being Parts Of Machines; Brakes For Industrial Machines.