[Class : 7] Machines; Motors And Engines, Except For Land Vehicles; Machine Coupling And Transmission Components, Except For Land Vehicles; Electricity Generators; Wind Turbines; Solar Power Generators; Hydraulic Turbines; Transmissions For Machines; Hydraulic Engines And Motors; Filtering Machines; Control Mechanisms For Machines, Engines Or Motors; Hydraulic Controls For Machines, Motors And Engines; Pneumatic Controls; Current Generators; Cylinder Heads For Engines; Emergency Power Generators; Fuel Conversion Apparatus; Apparatus For Power Transmission; Wind Turbines; Wind Powered Electricity Generators; Electrical Generators Using Solar Cells; Generators For Wind Turbines; Wind Powered Installations For Generating Electricity; Hydroelectric Powered Installations For Generating Electricity.