78543610
Jan 7, 2005
Sep 12, 2006
Plastics underground drainage and seepage containers and collectors for waste water, storm water, and rain water; inclusive of water permeable or perforated plastics underground drainage and seepage containers and collectors for the collection and dispersal of waste water, storm water, and rain water, including plastics perforated rectanguar modular boxlike units to form said underground drainage and seepage containers
Nonmetallic Building Materials