U.S. federal trademark · Serial No. 75670143 · Reg. No. 2329309
VACUUM DEPOSITION CONTROLLERS, GAS CONCENTRATION CONTROLLER FOR SENSING, MEASURING AND CONTROLLING THE COMPOSITION OF BINARY GASES; GAS CHROMATOGRAPH; MASS SPECTROMETERS; LEAK DETECTORS FOR SENSING THE PRESENCE OF COMBUSTIBLE GASES AND HALOGEN GASES IN AN ATMOSPHERE; PRESSURE GAUGES FOR USE IN HIGH VACUUM EQUIPMENT
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