73651880
Mar 30, 1987
Jan 17, 1989
BUILDING BOARD MADE OF CEMENT-GLUED CHIPBOARD, EDGE-CONVERTED AND BORED, RIBBED SANDWICH PANELS; COVERING AND SPACE ELEMENTS, NAMELY, DIVIDER WALLS, ACOUSTIC TILES, PANELS AND SHEETS; PARTITION WALLS; COMMERCIAL AND RESIDENTIAL BUILDINGS; TRANSPORTABLE HOUSES
Nonmetallic Building Materials