AUTO FLO
Filed: January 11, 1960
Air Filters
Owned by: EWC CONTROLS, INC.
Serial Number: 72088724
AIREMASTER
Filed: April 24, 1989
THERMOSTATICALLY CONTROLLED WARM AIR ZONE DAMPERS
Owned by: EWC CONTROLS, INC.
Serial Number: 73794980
EWC
Filed: April 24, 1989
TRANSFORMERS, POWER SUPPLIES FOR PRINTED CIRCUIT APPLICATIONS, AND INVERTER BALLASTS
Owned by: EWC CONTROLS, INC.
Serial Number: 73794982
MAC MASTER AIR CONTROLLER
Filed: April 24, 1989
ENVIRONMENTAL HEATING AND COOLING CONTROLS
Owned by: EWC CONTROLS, INC.
Serial Number: 73795078
ULTRA-ZONE
Filed: March 20, 1990
electronic controls for environmental heating and cooling apparatus
Owned by: EWC CONTROLS, INC.
Serial Number: 74045267
POWER-AIRE
Filed: April 28, 1992
electronic controls for environmental heating and cooling apparatus
Owned by: EWC CONTROLS, INC.
Serial Number: 74270341
ULTRA-FLEX
Filed: January 10, 1994
HVAC damper systems, consisting of heating and air conditioning zone dampers
Owned by: EWC CONTROLS, INC.
Serial Number: 74478035
EWC
ELECTRONIC CONTROLS FOR ENVIRONMENTAL HEATING AND COOLING APPARATUS
Owned by: EWC CONTROLS, INC.
Serial Number: 76708201
