DEVICE optical and acoustic effects, utilization for cultural, ENTERTAINMENT OR COMMERCIAL

摘要

A device optical and acoustic effects using commercial that in its essentiality comprises a player the sound of any system a set of dioramas or book loose leaf automatically likely to pass one by one before the viewer apparatus cultural entertainment purposes or and electrical or electromechanical mechanical system whereby predetermined points along the acoustic emission act and produce automatic changing diorama or sheet of the book in question.