73048907
Apr 9, 1975
Jun 29, 1976
RADIO TRANSMITTERS, TRANSCEIVERS AND RECEIVERS, RADIO TELEPHONES, TUNERS, AMPLIFIERS AND LOUD SPEAKER SYSTEMS, TAPE RECORDERS AND PLAYERS, AUDIO SCOPES, COMBINATIONS OF SUCH ITEMS AND PARTS AND ACCESSORIES THEREFOR; INTERCOM SYSTEMS; PUBLIC ADDRESS EQUIPMENT; ELECTRICAL POWER CONVERTERS; GARAGE DOOR OPENERS; ELECTRIC INSTRUMENTS AND TEST APPARATUS-NAMELY, OSCILLOSCOPES, VECTORSCOPES, COLOR BAR GENERATORS, ELECTRICAL SIGNAL GENERATORS, ELECTRIC SIGNAL TRACERS, ELECTRIC WAVE GENERATORS, ELECTRIC SWEEP GENERATORS, ELECTRIC TIMERS, ELECTRIC CONDENSER CHECKERS, VACUUM TUBE CHECKERS, SOLID STATE COMPONENT CHECKERS, MULTIMETERS, VOLTMETERS, CHART RECORDERS AND ACCESSORIES, HARMONIC DISTORTION METERS, AUDIO INTERMODULATION ANALYZERS, CAPACITOR AND RESISTOR SUBSTITUTION BOXES, FREQUENCY COUNTERS, POWER SUPPLIES, AND COMBINATIONS OF SUCH ITEMS; MARINE EQUIPMENT-NAMELY, DEPTH SOUNDERS, DIRECTION FINDERS, ELECTRICAL AND ELECTRONIC FISHING AIDES, FUEL VAPOR DETECTORS AND FOGHORN/HAILERS; SOLDERING IRONS; RADIO DIRECTION FINDERS; CLOCK RADIOS; ELECTRONIC SIRENS; TELEVISIONS AND REMOTE CONTROL UNITS THEREFOR; TACHOMETERS; ELECTRONIC CALCULATORS; ANALOG AND DIGITAL COMPUTING SYSTEMS AND PARTS AND SUBSYSTEMS; WEATHER STATIONS; THERMOMETERS; TIMERS; WINDSHIELD WIPER DELAYS; PHOTO BEAM RELAYS; METAL DETECTORS; ULTRASONIC CLEANERS; HOME SECURITY SYSTEMS-NAMELY, INTRUSION, SMOKE AND FIRE DETECTORS AND ALARMS; AUTOMOTIVE TEST EQUIPMENT-NAMELY, ENGINE ANALYZERS, IGNITION ANALYZERS, TUNE-UP METERS, BATTERY CHARGERS, TIMING LIGHTS AND VOLTAGE-REGULATOR TESTERS; AND RADIO REMOTE CONTROL TRANSMITTERS AND RECEIVERS
Electrical and Scientific Apparatus