The copied versions of the ten billion barrel. This entry is about the versions without Nintendo-logo.

• Inventor: Gunpei Yokoi
• Mechanism: Intersecting rings and plungers (Ten Billion Barrel)
• Patents: US4376537, D267661
• Producer: Taiwan
• Year: 1981
• Original Price: $0.00 USD
• Current Price: No Data

This puzzle is identical to the original puzzle sold by nintendo in all aspects except
1. the packaging which show no trace of nintendo.
2. the puzzle's top and bottom that miss the marks of legitimately produced versions.
There were at least two different copies. Images 1-4 show "Puzzle Barrel".
Images 5-8 show "Ten Billion".
Image 9 shows the english version "The Revolving Puzzler".
Images 10-11 shows the version "The Wonderful Puzzler" with original package. This name was also used for a series of knock-offed 3x3x3s during the original cube craze.

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