78159382
Aug 29, 2002
Retaining wall system composed of concrete blocks, non-metallic connector bars, namely, lock bars suitable for retaining wall systems, earth reinforcement materials, namely, synthetic reinforcement fabric and grids, drainage tiles, and masonry adhesive suitable for use in retaining wall systems; concrete blocks; non-metallic connector bars, namely, lock bars suitable for retaining wall systems.
Nonmetallic Building Materials