75341277
Jul 25, 1997
Apr 6, 1999
doors, gates, windows, window shutters, barrage grilles, lamellar curtains, fire window shutters made predominately of metal
Metal Goodselectrical door drives for operating doors with motor power between open and closed positions and parts therefor; and remote controls for electrical door and gate openers
Electrical and Scientific Apparatusdoors, gates, windows, window shutters, barrage grilles, lamellar curtains, fire window shutters made predominately not of metal
Nonmetallic Building Materials