[Class : 6] Common Metals And Their Alloys: Fabricated Metal Products Such As Metal Ducts For Central Heating, Ventilation And Air Conditioning Including Spiral Round Ducts, Spiral Oval Ducts, Rectangular Ducts, And Welded Ducts; Fittings For Metal Ducts Including Sound Attenuator, Dampers, Hoods And Cowl, Double Skin Plenum Duct Joining Components Flanges, Raw Ends, Airtigh...
[Class : 6] Common Metals And Their Alloys: Fabricated Metal Products Such As Metal Ducts For Central Heating, Ventilation And Air Conditioning Including Spiral Round Ducts, Spiral Oval Ducts, Rectangular Ducts, And Welded Ducts; Fittings For Metal Ducts Including Sound Attenuator, Dampers, Hoods And Cowl, Double Skin Plenum Duct Joining Components Flanges, Raw Ends, Airtigh...