U.S. federal trademark · Serial No. 71505924 · Reg. No. 0427895
[ ELECTRICAL LOUD ] SPEAKERS [ , MICROPHONES, RADIO RECEIVING SETS AND PARTS THEREOF, LOUD SPEAKER DIAPHRAGMS, TRANSFORMERS, LOUD SPEAKER PARTS CONSISTING OF SHELLS, VOICE COILS, HOUSINGS, PLATES, CORES, FIELD COILS, TRANSFORMER COILS AND AMPLIFIERS ]
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