Environmental control apparatus Trademarks Filed in August 20, 1947
NORBLO
Filed: August 20, 1947
AIR FILTERS AND DUST ARRESTORS HAVING FILTERING SCREENS
Owned by: NORTHERN BLOWER COMPANY
Serial Number: 71531934
ROTO-TRAY
Filed: August 20, 1947
ICE CUBE TRAYS
Owned by: REPUBLIC MOLDING CORPORATION
Serial Number: 71531950
