GK

METAL DIAPHRAGM AND BOURDON TUBE PRESSURE CONTROLLERS; PRESSURE GAUGES; PRESSURE RECORDERS; ACIDITY METERS; AIR-CRAFT FLOW GAUGES; LIQUID CONDUCTIVITY COMPARISON ALARMS; CONTINUOUS READING ANALYTICAL GAUGES FOR GASES AND LIQUIDS; ANNUNCIATORS; BATCH TOTALIZERS; LIQUID AND SOLIDS LEVEL INDICATORS; B.T.U. METERS; GAS CALORIMETERS; CARBON DIOXIDE METERS; CHART RECORDERS; CHROMATOGRAPH INTEGRATORS; COMPUTER PERIPHERAL HARDWARE; COMPUTERS; CONTENTS GAUGES; INSTRUMENT PANELS; COUNTERS; TELEMETERS; DIGITAL INTEGRATORS FOR CHROMATOGRAPHIC ANALYSIS; RATE OF FLOW PRINTERS AND TOTALIZERS; EFFLUENT MONITORS; CONTINUOUS STRIP CHART RECORDERS; FLOWMETERS; FLOW RECORDERS; FLUORIDE AND OXYGEN ANALYSERS; FLUORIMETERS; FLUE GAS TESTER FOR OXYGEN CONTENT MEASUREMENT; GAS ANALYSERS; IRRIGATION METERS; MILLIAMMETERS; MILLIVOLTMETERS; FLUID CONTENT MONITORS; NUCLEAR REACTOR CONTROL INSTRUMENTATION; PH CONTROLLERS; PH METERS; PITOT TUBES; POTENTIOMETERS; AUTOMATIC INDUSTRIAL SAMPLERS AND TITRATORS; TEMPERATURE CONTROLLERS AND RECORDERS; THERMOCOUPLES; VENTURI TUBES; WATER METERS; ELECTRONIC AND PNEUMATIC DIFFERENTIAL PRESSURE TRANSDUCERS FOR THE TRANSMISSION OF SIGNALS