Share 'Amazing find - early pre-Lava Wave Machine!!'

I've been contacted by someone who found what they believed was a pre-Lava Wave device, possibly a product made by the patent owners. Having seen the patent and the photos, I think they're correct: this may be one of the, if not THE, earliest produced Wave displays! The patent is no. 3,613,264, filed Oct. 63, 1969 and granted Oct. 19, 1971, to Mssrs. Joseph A. Vitka and James D. Murphy, assignors…