U.S. federal trademark · Serial No. 73563972 · Reg. No. 335749
LIQUID CHROMATOGRAPHIC APPARATUS AND INSTRUMENTS FOR LABORATORY USE, NAMELY, UNFILLED AND PREPACKED CHROMATOGRAPHIC COLUMNS; PISTON PUMPS; SAMPLE INJECTION VALVE; GRADIENT FORMER; PEAK DETECTORS; FRACTION COLLECTOR; PULSE DAMPENERS; SPECTROPHOTOMETER; DIFFERENTIAL REFRACTOMETER; MANOSTAT; CONTROL TIMERS; AND RECORDER
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