US PATENT SUBCLASS 381 / 62
.~ Tremelo or vibrato effects

Current as of: June, 1999
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381 /   HD   ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES

61  DF  SOUND EFFECTS {2}
62.~ Tremelo or vibrato effects

DEFINITION

Classification: 381/62

Tremolo or vibrato effects:

(under subclass 61) Subject matter having means to produce a rapid variation in amplitude or pitch of a signal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63, for means to introduce echoes into a signal.

SEE OR SEARCH CLASS

84, Music,

1.25, for producing vibrato in an electronic musical instrument.

181, Acoustics,

143, for a moving sound producer or deflector which can produce tremolo effects.