ELECTRIC TESTING AND MEASURING APPARATUS AND INSTRUMENTS, NAMELY, ELECTRONIC COUNTER AND TIMER INSTRUMENTS, INSTRUMENTS AND APPARATUS FOR DETERMINING HUMIDITY AND THE MOISTURE CONTENT OF MATERIALS, THERMOMETERS, LIGHT-MEASURING INSTRUMENTS, STANDARD CELLS, ELECTRICAL CIRCUIT ANALYZERS, TACHOMETERS AND TACHOMETER GENERATORS; ELECTRICAL AND ELECTRONIC INDICATORS AND DISPLAY INSTRUMENTS FOR USE WITH MEASURING DEVICES AND APPARATUS; ELECTRICAL SENSORS FOR USE IN MEASURING AND DETECTING APPARATUS AND INSTRUMENTS; ELECTRONIC DATA PROCESSING APPARATUS AND INSTRUMENTS, NAMELY, COMPUTERS; ELECTRICAL SENSORS FOR MEASURING PHYSICAL PARAMETERS; ELECTRICAL SENSORS FOR MEASURING TEMPERATURE, PRESSURE, FLUID DENSITY, FLUID FLOW RATE, ROTATIONAL SPEED AND SHAFT TORQUE; ELECTRONIC RESISTORS AND RESISTOR NETWORKS; CONTROL APPARATUS FOR UTILIZING ELECTRICAL SENSORS; HARNESSES AND JUNCTION BOXES FOR INTERCONNECTION BETWEEN ELECTRICAL SENSORS AND PROCESSING, CONTROL, AND DISPLAY APPARATUS
Electrical and Scientific Apparatus