75462512
Apr 6, 1998
Jul 25, 2000
GLASS SYSTEM, NAMELY, DOUBLE OR TRIPLE GLAZED GLASS SYSTEM SOLD AS A UNIT COMPRISING AT LEAST TWO PANES OF GLASS SEALED TOGETHER WITH AN EDGE SPACER, FOR USE WITH A NON-METALLIC WINDOW OR DOOR FOR BUILDING CONSTRUCTION
Nonmetallic Building Materials