[Class : 19] Materials(not Of Metal) For Building And Construction, Concrete Building Elements.

[Class : 17] Plastic Fibres, Other Than For Textile Use, Threads Of Plastic Materials, Insulating Materials And Plastics For Use In Manufacture In The Form Of Sheets And Blocks

[Class : 1] Concrete Preservatives, Except Paints And Oils, Concrete Aeration Chemicals, Agglutinants For Concrete, Chemical Additives To Drilling Muds, Concrete/Brickwork Preservatives, Except Paints And Oils, Damp Proofing Chemicals(except Paints) For Masonry