U.S. federal trademark · Serial No. 73055063 · Reg. No. 1043368
ELECTRONIC TUNER, WHICH RESPONDS TO A MUSICAL SOUND EMITTED BY A MUSICAL INSTRUMENT BY CONVERTING IT INTO AN ELECTRICAL SIGNAL FOR INDICATION OF ANY DISPLACEMENT OF ITS TONE FROM A CORRESPONDING REFERENCE FREQUENCY (TONE SCALE), THUS ENABLING A TUNING OF THE INSTRUMENT
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