73126621
May 16, 1977
Jan 26, 1982
Audio Driven Accessories for Use in Combination with Microphone and/or Auxiliary Mono and/or Stereo Inputs-Namely, Color Control Consoles, Color Light Organs, and Sequential Audio Strobes; Electronic Pianos; Electronic Organs; Electronic Automatic Rhythm Instruments-Namely, Electronic Apparatus which Electronically Produce Sounds of Percussion Instruments and Play These Sounds in Various Rhythm Patterns, which Are then Played Through Amplifiers and Speakers, or the Amplifiers and Speakers of Electronic Organs and Pianos; Synthesizers; Apparatus for Producing Special Effects in the Amplification of the Output of Musical Instruments-Namely, Echo Machines, Effect Pedals, Effect Cables, and Chorus-Effect Machines
Musical Instruments