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The concept of the Windmill Cube applied to a mass produced 3x3x4.
This is a shape transformation of a mass produced 3x3x4. It looks as if the 3x3x4 has been twisted inside of its solid. This concept (first used on a 3x3x3) was invented by Katzuhiko Okamoto.
Thank you to the following people for their assistance in helping collect the information on this page: Andreas Nortmann.
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