U.S. federal trademark · Serial No. 74388164 · Reg. No. 1848528
electric communication equipment; namely, high speed digital test and measurement apparatus in the nature of; generators and transmitters for simulating and producing framed digital and optical data patterns and rates; receivers and analyzers for dissecting, identifying, changing, and measuring framed digital and optical protocols, patterns, payloads, waveforms and performance parameters; and bit error units for detecting, recording and analyzing digital transmission framing and payload errors
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