BACHARACH

LINE OF AIR VELOCITY, GAS, TEMPERATURE AND RELATIVE HUMIDITY TESTING AND MEASUREMENT INSTRUMENTS; FOR A LINE OF DIESEL FUEL INJECTION TESTING AND CALIBRATING APPARATUS; FOR A LINE OF GAS DETECTION, MONITORING, INDICATING, MEASUREMENT, ALARM AND RECORDING INSTRUMENTS; AND FOR PHOTOMETERS, SPECTROPHOTOMETERS, MERCURY ANALYZERS AND CHROMATOGRAPHS