CONSTRUCTIVE SHEET METAL, INC. Trademarks
DUST DEMON
Filed: June 20, 1988
DUST COLLECTORS
Owned by: CONSTRUCTIVE SHEET METAL, INC.
Serial Number: 73735456
DUST DEMON
Filed: November 12, 1997
Sawdust filtering unit and collector for commercial and industrial use
Owned by: CONSTRUCTIVE SHEET METAL, INC.
Serial Number: 75388387
