BAILEY

MEASURING, CONTROLLING, AND REGULATING INSTRUMENTS, SYSTEMS, AND APPARATUS-NAMELY, DATA LOGGERS, ANALOG AND DIGITAL COMPUTERS, RECORDERS, INDICATORS, INTEGRATORS, REGULATORS AND CONTROLLERS OF COMBUSTION, OF PROCESSES AND OF FLUID FLOW AND CONDITIONS PERTINENT TO FLUIDS SUCH AS RATE OF FLOW, LEVEL, TEMPERATURE, AND PRESSURE: REMOTE RECORDING, INDICATING, INTEGRATING, CONTROLLING AND TELEMETERING INSTRUMENTS, ADJUSTABLE ORIFICES AND OTHER APPARATUS APPURTENANT TO SUCH INSTRUMENTS; GAS ANALYZERS, INSTRUMENT AND CONTROL PANEL BOARDS, TIME CYCLE INSTRUMENTS AND CONTROLLERS, ELECTRIC AND FLUID PRESSURE SELECTOR SWITCHES; PRESSURE, TEMPERATURE, LEVEL AND FLUID FLOW RESPONSIVE CONTROL VALVES; AND CHARTS PECULIAR TO THE OPERATION OF SAID INSTRUMENTS AND APPARATUS