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... of square stickers every facelets bears triangular stickers with its right angle in a corner. This makes the cube a Supergroup-problem-cube. Copyright Geo... |
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limit to http://www.helm.lu/, this path : gallery2/
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... of square stickers every facelets bears triangular stickers with its right angle in a corner. This makes the cube a Supergroup-problem-cube. Copyright Georges Helm. triangle1 Date: 01/03/10... |
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limit to http://www.helm.lu/, this path : gallery2/
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...ences. My own patent application however jointly with Helmut Corbeck, a student whom I had asked to make the final draw... |
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limit to http://www.helm.lu/, this path : gallery2/
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...tly with Helmut Corbeck, a student whom I had asked to make the final drawings for me did have consequences. It was bought by ARXON the German division of Ideal Toy . Together with Ideal Toy France an... |
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limit to http://www.helm.lu/, this path : gallery2/
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