74162655
May 1, 1991
Sep 1, 1992
audio amplifiers; monitor speakers; audio mixers; echo machines; headphones; guitar amplifiers; keyboard amplifiers; microphones; graphic equalizers; sound effectors; audio signal processors (for producing three-dimensional sound effects); analog or digital recorders; blank magnetic and optical tapes, cards and discs; prerecorded audio tapes, compact discs, and records featuring music; prerecorded magnetic and optical tapes, cards and discs featuring musical tone data and song data for automatic play and auto-accompaniment; software programs for use in control of electronic musical instruments; prerecorded sound media; namely, cards and discs, for use with video games and personal computer games; and parts of all the aforesaid goods
Electrical and Scientific Apparatus