U.S. federal trademark · Serial No. 90047390 · Reg. No. 6385216
Measuring or testing machines and instruments for measuring and testing gas concentration; gas testing instruments; recorded computer programs used in the field of gas analysis for measuring hydrocarbons and other gases in petrochemical plants; laboratory apparatus and instruments, namely, electric or magnetic meters and testers for analyzing gas concentration; electronic machines, apparatus and their parts, namely, gas concentration analyzers
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