Coordinator device rhythm
作者： Edward J Kozak
DOI:
关键词: Arithmetic 、 Rhythm 、 Computer science 、 Electrical engineering
摘要: A device for teaching coordination or rhythm which includes a plurality of figures may be illuminated in varying cycles equally spaced intervals, illuminatable lamps associated with each said figures, an equal number and multiplicity switches so that any all simultaneously chosen pattern cycle numbers.
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