[Class : 6] Common Metals And Their Alloys In Particular Iron And Steel; Goods Of Common Metal Not Included In Other Classes[Class : 16] Paper, Cardboard And Goods Made From These Materials; Not Included In Other Classes; Printed Matter; All Kinds Of Stationery Falling Under This Class; Plastic Material For Packaging[Class : 21] Household Or Kitchen Utensils And Containers[C...