26 TEMPERATURE, PRESSURE, HUMIDITY, TIME, LIQUID LEVEL, AND FLAME RESPONSIVE CONTROL VALVES, SWITCHES, AND POTENTIOMETERS; THERMOSTATIC REGULATING AND CONTROLLING SWITCHES; PYROMETERS; TACHOMETERS; OPERATION-RECORDERS; THERMOMETERS; WATTMETERS; ELECTRICAL MEASURING AND INDICATING INSTRUMENTS-NAMELY, AMMETERS, OHMMETERS, METER TESTING INSTRUMENTS, ELAPSED TIME METERS, GALVANOMETER TYPE ON-OFF INDICATORS; GALVANOMETER TYPE RELAYS; AND GALVANOMETER TYPE MOTORS; BRIDGES; RESISTANCE STANDARDS; GALVANOMETERS; PHOTOELECTRIC COLORIMETERS; MAGNETIC PERMEAMETERS; SHORT-TURN COIL TESTERS; CALIBRATION AND TEST EQUIPMENT FOR PRECISE MEASUREMENT OF RESISTANCE, VOLTAGE, AND SELECTED SPECIALTIES (E.G. COLOR, GAS VOLUME, ETC.) FLOW METERS; GAS-ANALYSIS INSTRUMENTS AND AUTOMATIC SIGNALLING INSTRUMENTS FOR INDICATING CERTAIN TEMPERATURES, PRESSURES AND VACUUMS, SPEEDS, FLUID FLOWS, AND ANALOGOUS QUANTITIES; RADIANT ENERGY MEASURING INSTRUMENTS; ELECTRIC TELEMETERING APPARATUS; TRANSDUCERS; RECORDING DEVICES; OSCILLOGRAPHS; PHOTOGRAPHIC EQUIPMENT AND ACCESSORIES, INCLUDING CAMERAS, LENSES, PROJECTORS, ELECTRONIC FLASH EQUIPMENT, EXPOSURE METERS, FILTERS; THERMOCOUPLE OPERATED CONTROLS, RECORDERS AND INDICATORS; FLIGHT TEST RECORDERS; SIGNAL CONVERTERS COMPRISING AN AIR SPEED, ALTITUDE, ATTITUDE AND/OR POSITION RESPONSIVE SENSORS FOR OPERATING SWITCHES, VALVES OR POTENTIOMETERS OR THE LIKE; SCANNING SYSTEMS COMPRISING A SIGNAL GENERATOR AND A RECEIVER FOR REFLECTED SIGNALS FROM THE GENERATOR FOR LOCATING OBJECTS; GYROSCOPES; AND ELECTRIC CIRCUIT ANALYZERS SUCH AS VOLTMETERS AND ELECTRIC LIGHTS HAVING PROBES FOR BRIDGING CONTACTS OR ELECTRIC UNITS FOR TESTING THEIR OPERATION
Trademark: 72201531
