[Class : 37] Building Construction, Civil Construction Supervision And Repair; Installation Services; General Construction, Contract Services; Installation, Maintenance, Restoration, Configuration And Repair Of Power Generating Installation And Apparatus, Turbines, Electric Apparatus And Machinery; Installation And Repair Of Electric And Electronic Appliances, Electrification, Erection, Operation, Maintenance And Installation Services In Respect Of Windmills.[Class : 42] Scientific And Technical Services And Research And Design Relating Thereto, Industrial Analysis And Research Services In Respect Of Renewable Wind Energy And All Other Service Which Falls In Same Class.