California Economizer, Inc. Trademarks
FLEX "D"
Filed: June 25, 1990
air flow dampers for air conditioning and heating equipment
Owned by: California Economizer, Inc.
Serial Number: 74072194
SIMPLEX
Filed: July 9, 1990
air flow damper system for air conditioning and heating equipment, and parts thereof, namely - dampers; automatic and manual…
Owned by: California Economizer, Inc.
Serial Number: 74076570
SIMPLEX
Filed: December 13, 1991
automatic controllers for air flow damper systems; air velocity sensors; thermostats
Owned by: California Economizer, Inc.
Serial Number: 74230962