High Voltage Maintenance Corp. Trademarks
HARMONITOR
Filed: September 7, 1990
permanently installed electrical system protective device used to monitor and detect neutral circuit overload
Owned by: High Voltage Maintenance Corp.
Serial Number: 74094565
THE POWER IN ELECTRICAL TESTING
Filed: May 7, 1992
design, testing and consulting services in the field of electrical power distribution
Owned by: High Voltage Maintenance Corp.
Serial Number: 74273593
