U.S. federal trademark · Serial No. 72337306 · Reg. No. 0928672
SCIENTIFIC INSTRUMENTS-NAMELY, X-RAY SIMULATORS FOR TEACHING PURPOSES, DIGITAL COUNTERS, DIGITAL TIMERS, CHART RECORDERS, VOLTAGE REFERENCE SOURCES, OSCILLOSCOPES, VOLTMETERS, SPECTROPHOTOMETERS, SCANNING MONOCHROMATORS, PH METERS, AND POLAROGRAPHS
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