SYSTEM ANALYZER DIV
Filed: August 31, 1953
POWER CONVERTERS FOR CONVERTING POWER FROM ONE ALTERNATING CURRENT SYSTEM TO ANOTHER ALTERNATING CURRENT SYSTEM OF A DIFFERENT…
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 71652559
POWER TWIN
Filed: October 3, 1955
ELECTRIC MOTORS AND PHASE CONVERTERS
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 71695780
ROTO-LOAD-CENTER
Filed: April 7, 1970
ELECTRICAL METERING AND DISTRIBUTION CENTER FOR FARM AND HOME
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 72356224
MOBIL-METER
Filed: January 4, 1971
ELECTRICAL SERVICE TERMINATION UNITS
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 72380129
KURRENT-KUTTER
Filed: February 16, 1983
Electric Motor Controllers
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 73413719
BLOCKER
Filed: January 3, 1984
Stray Voltage Isolators for Use in Electrical Power Distribution Systems
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 73459316
POWRSOFT
Filed: May 23, 1997
electrical phase converters for converting and supplying power to electric motors
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 75297509
SOFTPOWR
Filed: July 8, 1997
phase converters for controlling motors
Owned by: RONK ELECTRICAL INDUSTRIES, INC.
Serial Number: 75320866
