75031860
Dec 13, 1995
Sep 12, 2000
building cement and construction material, namely, aggregates, concrete, [mortar, asphalt,] gray portland cement, gray masonry and gray portland/lime cements, custom color masonry cement, colored portland cement and colored portland/lime cement, white portland cement, white masonry and white portland/lime cements, [calcium aluminate cements, geotechnical cements, concrete brick and block, concrete pipe, precast concrete joints and beams, prestressed concrete bridge beams, ready-mixed concrete, and sand and gravel]
Nonmetallic Building Materials