[Class : 6] Common Metals And Their Alloys; Metal Building Materials; Transportable Buildings Of Metal; Materials Of Metal For Railway Tracks; Non Electric Cables And Wires Of Common Metal; Ironmongery, Small Items Of Metal Hardware; Pipes And Tubes Of Metal; Safes; Goods Of Common Metal Not Included In Other Classes; Ores.[Class : 7] Machines And Machine Tools; Motors And Engines (Except For Land Vehicles); Machine Coupling And Transmission Components (Except For Land Vehicles); Agricultural Implements Other Than Hand Operated; Sorting Machines, Crushing Machines, Conveyors,Screening, Grinding Machines And Mineral Washing Machine.[Class : 37] Building Construction; Repair; Installation Services Of Sorting Machines, Crushing Machines, Conveyors, Screening, Grinding Machines And Mineral Washing Machine