Hallmark Solar Systems, Inc. Trademarks
HALLMARK
Filed: December 19, 1980
Solar Heating Systems Comprised of Solar Collector Panels, Piping, Release and Solenoid Valves, Pumps, Temperature Sensors…
Owned by: Hallmark Solar Systems, Inc.
Serial Number: 73290352
SUNSENSOR
Filed: December 24, 1980
HEAT CONTROLLERS
Owned by: Hallmark Solar Systems, Inc.
Serial Number: 73291018