79062913
Oct 3, 2008
Jul 21, 2009
Building materials, namely, concrete, concrete blocks, bricks, non-metal reinforcing materials, grout; building materials, namely, formwork, and forming aids, namely, non-metal forms for use in casting; building materials, namely, bar chairs for use in supporting reinforcing materials contained in casting; devices for connecting concrete blocks, namely, non-metal connectors adapted to engage adjacent portions of adjacent concrete blocks
Nonmetallic Building Materials