Environmental control apparatus Trademarks Filed in April 2, 1956
DURALIFE
Filed: April 2, 1956
AIR FILTERS
Owned by: Donaldson Company, Inc.
Serial Number: 72005604
ARCTICAIRE
Filed: April 2, 1956
ELECTRIC CIRCULATING FANS, AND ELECTRIC VENTILATING FANS, AND ELECTRIC OSCILLATING FANS
Owned by: FASCO INDUSTRIES INC.
Serial Number: 72005625
