Environmental control apparatus Trademarks Filed in March 30, 1967
TRIDENT
Filed: March 30, 1967
RADIANT HEATING TUBES
Owned by: MIDLAND-ROSS CORPORATION
Serial Number: 72267962
ZEROPAK
Filed: March 30, 1967
BLOWER TYPE STORAGE ROOM COOLERS
Owned by: MCQUAY, INC.
Serial Number: 72267968
