U.S. federal trademark · Serial No. 74507146 · Reg. No. 1997367
measuring, signaling and checking apparatus and instruments, namely temperature controllers, radio transmitters, receivers, and antennas; wide and local area computer networks comprised of computer hardware and software; digital signal processors; personal computer-based video processing hardware; signal modulators and demodulators; integrated circuits; test equipment and electronic control circuitry for performing diagnostic tests, namely compliance with voice and data communications protocol standards; and software associated with the foregoing products
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