Sheet material for packaging and wrapping purposes and for fabricating bags and containers included in this class, said sheet material being single-ply substrates prpared by the deposition of plastic hot melt on single-ply substrates, or multi-ply laminates prepared by bonding or laminating or extrusion coating of substrates such as paper, cellulose film, aluminium foil, plastic sheet, and the like, with polyethylene or other plastic material, including wax,

Sheet material for use in manufacture and for industrial purposes included in this class, said sheet material being single-ply substrates prepared by the deposition of plastic hot melt on single-ply substrates, or multi-ply laminates prepared by bonding or laminating or extrusion coating of substrates such as paper, cellulose film, aluminium foil, plastic sheet, and the like, with polyethylene or other plastic material, including wax,