75865946
Dec 7, 1999
Apr 15, 2003
chemical preparations for use in the production of building materials, namely cellular concrete, cellular magnesium, and cellular gypsum foaming agents
Chemicalsmixing, blending, pumping and expansion machines for the production of building materials, namely, cellular concrete, cellular magnesium and cellular gypsum
Machinerybuilding materials, namely cellular concrete, cellular magnesium, and cellular gypsum
Nonmetallic Building Materialsleasing of mixing, blending, pumping and expansion machines for the production of building materials, namely cellular concrete, cellular magnesium or cellular gypsum
Building Construction and Repaircustom formulation of building materials, namely cellular concrete, cellular magnesium, and cellular gypsum material mixtures; application engineering services; licensing of cellular concrete, cellular magnesium, and cellular gypsum technology to others; and product adaptation and development for others of cellular concrete, cellular magnesium and cellular gypsum
Computer and Scientific