72367236
Aug 5, 1970
Sep 14, 1971
AMPLIFIERS, INCLUDING DIRECT-CURRENT, ALTERNATING-CURRENT, AUDIO-FREQUENCY, RADIO-FREQUENCY, POWER AND DECADE AMPLIFIERS AND PARTS THEREOF AND CONSOLES, HOUSINGS, AND CARRYING CASES THEREFOR; RADIOWAVE RECEIVING APPARATUS INCLUDING AMPLITUDE, PHASE AND FREQUENCY-MODULATION TUNERS, OSCILLATORS, CONVERTERS AND MULTIPLEX CIRCUITS; RADIO-FREQUENCY, NOISE AND ACOUSTIC GENERATING APPARATUS AND PARTS THEREOF; ELECTRIC-WAVE FILTERS, NETWORKS, ATTENUATORS, ELECTRIC CABLES, ELECTRO-MECHANICAL AND ELECTROACOUSTICAL TRANSDUCERS INCLUDING MICROPHONES AND LOUDSPEAKERS; POWER, AUTO, HIGH-VOLTAGE, RADIO-FREQUENCY, AUDIO-FREQUENCY AND FILAMENT TRANSFORMERS; AND INDUCTORS AND REACTORS INCLUDING MULTI-TAPPED INDUCTORS
Housewares and Glass