HALL-PAK
Filed: February 1, 1962
HALL EFFECT ELECTRONIC SENSING DEVICES
Owned by: F. W. BELL, INC.
Serial Number: 72137036
CURRENT GUN
Filed: August 4, 1978
CURRENT SENSING CLAMP-ON PROBE USED TO TRANSDUCE AC AND DC CURRENT INTO A VOLTAGE
Owned by: F. W. BELL, INC.
Serial Number: 73181079
CURRENT GUN PLUS
Filed: August 14, 1981
a Current Sensing Clamp-On Probe Used to Transduce AC and DC Current into a Voltage
Owned by: F. W. BELL, INC.
Serial Number: 73323739
POWER GUN
Filed: December 18, 1981
Current and Voltage Sensing Clamp-On Probe Used to Measure and Display Real A.C. and D.C. Power
Owned by: F. W. BELL, INC.
Serial Number: 73342454
BELL TECHNOLOGIES
Filed: June 2, 1995
electrical diagnostic equipment, namely current sensors, current guns, gaussmeters, transducers, current probes, multimeters…
Owned by: F. W. BELL, INC.
Serial Number: 74683770
