[Class : 6] Ores Of Metal; Common Metals And Their Alloys, Metal Building Materials, Transportable Buildings Of Metal, Small Items Of Metal Hardware; Pipes, Sheet And Plates Of Metal; As Included In Class 06.

[Class : 40] Treatment Of Materials Including Minerals As Well As Fuels;, Beneficiation And Minerals Processing; As Included In Class 40.

[Class : 37] Exploration And Mining Of Minerals As Well As Fuels; Construction; As Included In Class 37.