77099899
Feb 6, 2007
May 5, 2009
Non-metallic construction materials, namely, cement mixes, filling cement, roofing cement, concrete, mortar, stone, aggregate material composed of sand, gravel and crushed stone, non-agricultural lime, gypsum being plaster, gravel, small stones, concrete retaining wall blocks for creating partitions, brick, non-metal roofing tiles, non-metal floor tiles, non-metallic rigid pipes for construction; asphalt, tar and pitch and bitumen asphalt, portable non-metallic construction materials, namely, modular silos, exterior panels and non-metallic monuments of stone, concrete and cement
Nonmetallic Building Materials