U.S. federal trademark · Serial No. 73819089 · Reg. No. 1618516
QUARTZ CRYSTAL UNITS, namely, QUARTZ CRYSTALS, CLOCK CRYSTAL OSCILLATORS, [ MONOLITHIC CRYSTAL FILTERS, ] TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS, [ VOLTAGE CONTROLLED CRYSTAL OSCILLATORS, ULTRASONIC GLASS DELAY LINES, DIGITAL TYPE TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS, ] VOLTAGE CONTROLLED TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS [ AND EMITTER COUPLED LOGIC OSCILLATORS ]
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