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Biased card deal
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Patent number 7,624,987
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Issue date Dec 1, 2009
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Seven Generations, Inc.
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Darrell D. Campbell
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A63 - SPORTS GAMES AMUSEMENTS
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Biased card deal
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Patent number 7,422,215
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Issue date Sep 9, 2008
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Seven Generations, Inc.
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Darrell D. Campbell
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A63 - SPORTS GAMES AMUSEMENTS
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Portable corral apparatus
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Patent number 6,854,426
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Issue date Feb 15, 2005
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Prairie Ridge Partners
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Darrell D. Campbell
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B60 - VEHICLES IN GENERAL
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Portable corral apparatus
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Patent number 6,725,808
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Issue date Apr 27, 2004
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Prairie Ridge Partners
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Darrell D. Campbell
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B60 - VEHICLES IN GENERAL