e/NBC chimes

Information
has gloss	eng: The NBC chimes of the National Broadcasting Company (NBC) radio network in the United States were the first ever audio trademark to be accepted by the U.S. Patent and Trademark Office. It consists of a succession of three distinct pitches: G3, E4, and C4 (middle C), sounded in that order, creating an arpeggiated C-major chord in the second inversion, within about two seconds time, and reverberating for another two or three seconds. The intervals of this progression are up a major 6th from G3 to E4 and down a major third from E4 to C4.
lexicalization	eng: NBC chimes
instance of	e/Sound trademark