Interconvertible soft articles
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Citation (published version)Greg Blonder. "Interconvertible soft articles." U.S. Patent application 10/151,519.
Rugged, soft, interconvertible articles constructed from soft, resilient members, which articles adopt a substantially different geometry upon an interior to exterior interconversion. The articles of the invention provide a significant visual effect and are useful as educational aids, magician's props, and toys.