U.S. federal trademark · Serial No. 71681234 · Reg. No. 0626181
ELECTRICAL APPARATUS FOR TESTING ELECTRON TUBES, BIMETALLIC THERMOMETERS, LIGHT-MEASURING INSTRUMENTS, PHOTOGRAPHIC ANALYSERS, ELECTRONIC AMPLIFIERS AND CONTROLLERS, STANDARD CELLS, ELECTRICAL CIRCUIT ANALYSERS, TACHOMETERS AND TACHOMETER GENERATORS AND RESISTOR UNITS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.