86947540
Mar 21, 2016
Feb 14, 2017
CHYNG HONG ELECTRONIC CO. LTD.
Active Trademark
Frequency inverter; Electric converters; Electric switches; Electricity inverters; Electrical power supplies; Rheostats; Solar batteries; Power factor regulator to economize the delivery of electrical power; Dynamometers; Power amplifier; Power converter; Electronic apparatus for testing electrical equipment, namely, a spectrum analyzer; Radio frequency spectrum analyzer
Electrical and Scientific Apparatus