U.S. federal trademark · Serial No. 75058087 · Reg. No. 2192531
measurement and control instruments and apparatus for the metallurgical industry [ and for liquid glass, ] namely, immersion probes and related measurement instruments sold as a unit therewith in the nature of indicators and analytical instruments for the analysis of molten metals and slag [ or liquid glass ] ; immersion probes and measuring instruments, namely, [ gas sensors for measuring gases in gas mixtures, ] sampling probes to determine the gas and carbon levels in molten metals and slag [ or liquid glass ] ; temperature measuring instruments and equipment, namely, temperature probes, thermocouples, temperature displays and related temperature measurement instruments sold as a unit therewith in the nature of indicators and analytical instruments for temperature measurements in molten metals and slag [ or liquid glass ] ; temperature and composition measurement amplifiers [ , and electric gas regulators and parts thereof ]
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