71536458
Oct 1, 1947
Feb 8, 1949
FIXED AND VARIABLE TRANSFORMERS-NAMELY, MINIATURE TRANSFORMERS; REACTORS-NAMELY, AUDIO AND POWER REACTORS FOR RADIO, POWER PACKS OF THE DRY METALLIC VACUUM OR GASEOUS TUBE TYPE; [ TRANSMITTER-NAMELY, RADIO FREQUENCY LOW POWER TRANSMITTERS FOR AMATEUR AND INDUSTRIAL USES, AMPLIFIERS, AMPLIFIER KITS; ] VOLTAGE ADJUSTING AND REGULATING EQUIPMENT-NAMELY, MANUALLY OPERATED AUTO TRANSFORMERS AND VOLTAGE ADJUSTERS AND ELECTRONIC CONTROL EQUIPMENT-NAMELY, AUTO TRANSFORMERS FOR USE WITH MANUALLY OPERATED SWITCHES FOR ADJUSTMENT OF AMPERAGE COUPLED WITH VOLTAGE REGULATORS AND INDICATORS
Housewares and Glass