ELECTRIC DEVICES-NAMESLY, WARNING LIGHTS BEING INSTRUMENT PANEL INDICATORS, [ TRAFFIC SIGNAL LIGHTS; MAGNETOS; ELECTRIC BATTERIES; LAMPS FOR VEHICLES; HAND LAMPS; LAMPB BRACKETS; AND ELECTRIC HORNS, ] SPARKING PLUGS, AREIALS, [ CAR RADIOS, AND ELECTRIC WINDOW-WINDING MECHANISMS ]

REVOLUTION INDICATORS, ALTIMETERS, COMPASSES, ARTIFICAL HORIZONS FOR NAVIGATION PURPOSES, ENGINE SPEED INDICATORS, AIR SPEED INDICATORS, TURN AND BANK INDICATORS, RATE OF CLIMB INDICATORS, [ UNDER-CARRIAGE POSITION INDICATORS, ] ELECTRICAL POSITION INDICATORS, ACCELEROMETERS, DERECTIONAL GYROSCOPES, ICE DETECTORS, AND POSITION INDICATORS FOR REMOTE CONTROL SYSTEMS ALL FOR AIRCRAFT, FUEL GAUGES, PRESSURE GAUGES FOR MEASURING THE PRESSUREOF LIQUIDS, [ BOOST GAUGES OF THE SINGLE POINTER TYPE AND THE TWIN POINTER TYPE, ] MECHANICAL PRESSURE GAUGES, [ GAUGES OF THE CAPILLARY TYPE, ] PRESSURE GAUGE INDICATORS, [ SPEEDOMETERS, ] THERMOMETERS, THERMOSTATS, AUTOMATICALLY OPERATED TIMING MECHANISMS, [ AUTOMATICALLY OPERATED SWITCHING MECHANISMS FOR DOMESTIC APPLIANCES, INCLUDING GAS, ELECTRIC AND SOLID FUEL COOKERS, ] COMBINED AUTOMATICALLY OPERATED TIMING AND SWITCHING MECHANISMS, [ BATTERYCONDITION INDICATORS, ] OIL PRESSURE GAUGES, PANELS AND COMBINED INSTRUMENTS, [ VOLTAGE REGULATORS AND AMMETERS, ] ALTITUDE SWITCHES, PARAVISUAL DIRECTORS, PRESSURE SWITCHES, [ SEXTANTS, ] STALL DETECTORS, [ SYNCHROSCOPES, ] TACHOMETERS, AIR DATA COMPUTERS, AUTOMATIC PILOTS, AUTO-THROTTLE SYSTEMS, FLIGHT CONTROL SYSTEMS, RADIO NAVIGATION ISTRUMENTS, TORQUE SWITCHES, SERVOED SYNCHRO TRANSMITTER RECEIVERS, [ A.C. VOLTAGE INJECTORS, R AND Q POTENTIOMETERS (MULTITURN) COUNTERS, AMMETERS, AND BATTERY CONDITION INDICATORS ]