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Ball-shaped puzzle
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Patent number 7,918,457
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Issue date Apr 5, 2011
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DPT
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Marc Wittevrongel
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A63 - SPORTS GAMES AMUSEMENTS
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Puzzle
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Patent number 6,773,011
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Issue date Aug 10, 2004
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Prosoft Software, Inc.
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Dror Rom
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A63 - SPORTS GAMES AMUSEMENTS
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Blinking spherical toy
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Patent number 6,666,782
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Issue date Dec 23, 2003
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Li-Hsiung Wu
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A63 - SPORTS GAMES AMUSEMENTS
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Spherical puzzle toy
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Patent number 4,856,786
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Issue date Aug 15, 1989
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Geza Gyovai
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A63 - SPORTS GAMES AMUSEMENTS
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Maze puzzle
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Patent number 4,805,910
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Issue date Feb 21, 1989
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Carlo Geoffrey Richard Monticolombi
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Carlo G. Monticolombi
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A63 - SPORTS GAMES AMUSEMENTS
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-
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Logic toy
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Patent number 4,403,776
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Issue date Sep 13, 1983
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Subotics; Gyula
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Gyula Subotics
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A63 - SPORTS GAMES AMUSEMENTS
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3655197
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Patent number 3,655,197
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Issue date Apr 11, 1972
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A63 - SPORTS GAMES AMUSEMENTS
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2001067
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Patent number 2,001,067
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Issue date May 14, 1935
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A63 - SPORTS GAMES AMUSEMENTS