[Class : 19] Laminated Building Glass Incorporating A Liquid Crystal Film; Blockboard; Wood Blocks; Paving Blocks; Masonry Blocks; Concrete Blocks; Concrete Paving Blocks; Luminous Paving Blocks; Blocks Of Concrete; Non Metallic Paving Blocks; Glass Blocks For Building; Chimney Blocks (Non Metallic ); Non Metallic Refractory Blocks; Building Blocks (Non Metallic ); Stoneware Paving Blocks And Surfacings; Building Blocks Incorporating Insulating Materials; Blocks Made From Natural Stone; Blocks (Non Metallic ) For Construction; Paving Blocks, Not Of Metal; Luminous Paving Blocks, Not Of Metal; Paving Blocks Made Of Non Metallic Materials; Blocks Made Of Concrete For Coastal Protection; Refractory Blocks For Use As Furnace Linings; Blocks Made Of Concrete For River Bank Protection; Blocks (Non Metallic ) For Use In Flooring Construction; Plywood, Plywood Boards, Plywood Board, Plywood Sheets, Wood Core Plywood, Plywood For Building, Facing Sheets Of Plywood, Facing Panels Of Plywood