U.S. federal trademark · Serial No. 72403558 · Reg. No. 1023979
PREAMPLIFIERS; HEADPHONES [ ; AND HEADPHONE ACCESSORIES-NAMELY, POLARIZING UNITS, REMOTE CONTROL STATIONS, REMOTE UNITS FOR HEADPHONE LISTENING AND EXTENSION CORDS ]
PHONOGRAPH CARTRIDGES FOR RECORDING AND PLAYBACK; STYLI AND STYLI ASSEMBLIES [ ; AND STYLUS FORCE ADJUSTMENT ]
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