[Class : 19] Bitumen And Its Derivatives , Asphalt Based Roofing Mastics, Mastic Asphalt, Bituminous Emulsions, Bitumen Latex Emulsions For Construction Purposes, Polymeric Bitumen Emulsions For Road Surfaces, Bonding Mortar For Building Purposes, Pre Insulated Bonded Pipes (Non Metallic ) For Building, Fibre Boards Of Wood Fibre Bonded With Resin And Particle Boards, Not O...