"NITEAIR"
Filed: April 6, 1949
ROOM COOLERS AND VENTILATING EQUIPMENT-NAMELY, ATTIC FANS, WINDOW FANS, COOLING FANS AND ROOM CIRCULATORS FOR INDUSTRIAL…
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 71576705
VAPOR-WHEEL
Filed: June 5, 1962
HUMIDIFIERS AND PARTS THEREFOR
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 72146204
MULTI-AIRE
Filed: May 17, 1963
AIR MOVING BLOWER ASSEMBLIES AND PARTS THEREFOR
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 72169141
TORQ-A-GUIDE
Filed: July 31, 1964
DEVICE FOR DETERMINING CHARACTERISTICS OF BLOWER WHEELS AND THE LIKE
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 72198961
DYNACONE
Filed: August 3, 1964
FAN BLADE ASSEMBLY HAVING AN AXIAL INTAKE AND A RADIAL DISCHARGE
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 72199077
VARI-BLADE
Filed: August 19, 1964
AIR MOVING PROPELLERS FOR FANS, AND PARTS THEREFOR
Owned by: LAU BLOWER COMPANY, THE
Serial Number: 72200195
