[Class : 40] Services Of Material Treatment Which May Be Present During The Production Of Any Substance Or Object Other Than A Building, For Example, Services Which Involve Cutting, Shaping, Polishing By Abrasion Or Metal Coating; Joining Of Materials, For Example, Soldering Or Welding; Includes Mainly Services Rendered By The Mechanical Or Chemical Processing, Transformatio...

[Class : 19] Materials, Not Of Metal, For Building And Construction; Rigid Pipes, Not Of Metal, For Building; Asphalt, Pitch, Tar And Bitumen; Transportable Buildings, Not Of Metal; Monuments, Not Of Metal; Coatings Being Building Materials;Granite, Marble, Gravel

[Class : 37] Services In The Field Of Construction, As Well As Services Involving The Restoration Of Objects To Their Original Condition Or Their Preservation Without Altering Their Physical Or Chemical Properties; Construction And Demolition Of Buildings, Roads, Bridges, Dams Or Transmission Lines, As Well As Services In The Field Of Construction, For Example, Interior And ...