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RADIO RECEIVING APPARATUS; RADIO TRANSMITTING APPARATUS; TELEVISION RECEIVING APPARATUS, CLOSED CIRCUIT TELEVISION SYSTEMS COMPRISING TELEVISION CAMERAS, TELEVISION TRANSMITTERS, TELEVISION CONTROLLERS AND DISTRIBUTION APPARATUS; WAVE SIGNAL ANTENNA APPARATUS; CAPACITORS; TRANSFOMERS; LOUDSPEAKERS; INDUCTORS AND COILS; CRYSTALS FOR ELECTRONIC APPARATUS; INTERFERENCE ELIMINATORS FOR RADIO AND TELEVISION APPARATUS; BATTERY CHARGERS; MICROPHONES; CAVITY RESONATORS; WAVEGUIDES; TELEPHONE HANDSETS; ELECTRIC POWER LINE COUPLERS; ELECTRIC POWER SUPPLIES FOR CONVERTING ALTERNATING CURRENT TO DIRECT CURRENT AND DIRECT CURRENT TO ALTERNATING CURRENT; HOUSINGS FOR ELECTRICAL EQUIPMENT SUCH AS RECEIVERS AND TRANSMITTERS; RESISTORS; ELECTRIC CONNECTOR SOCKETS; ELECTRIC WIRE AND CABLE; ELECTRIC CONNECTOR PLUGS; ELECTRIC TERMINAL STRIPS; FUSES FOR ELECTRIC APPARATUS; ELECTRICAL FILTER UNITS SELECTIVELY RESPONSIVE TO CURRENT OF DIFFERING FREQUENCY; LOUDSPEAKER GRILL CLOTH; ELECTRIC AUDIO GENERATORS; ELECTRIC SWITCHES; RELAYS; CONTROL MECHANISMS, NAMELY, CONTROLS FOR OPERATING PARAMETERS FOR ENGINES, PROGRAMMABLE CONTROLS, SENSORS, INDUSTRIAL PROCESS CONTROLS, ELECTRIC AND ELECTRONIC REMOTE CONTROLLERS, AND RADIO CONTROL HEADS; ELECTRON TUBES, EARPHONES; HEADSETS; REMOTE ALARM INDICATERS; REMOTE CONTROL APPARATUS TO OPERATE GARAGE DOORS; MICROWAVE CARRIER GENERATING AND RECEIVING APPARATUS; SUPRVISORY CONTROL APPARATUS; POWER LINE CARRIER APPARATUS; VOLTAGE REGULATORS; PLATED AND PRINTED CIRCUIT BOARDS AND PANELS; AUDIO FREQUENCY AMPLIFIERS; BATTERIES, SEMICONDUCTOR MATERIAL AND DEVICES, NAMELY, TRANSISTORS AND DIODES; AND CRYSTAL OVEN ASSEMBLIES

ELECTRIC LIGHT BULBS