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Exercise monitoring system
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Patent number 8,062,182
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Issue date Nov 22, 2011
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Tuffstuff Fitness Equipment, Inc.
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Jonathan Somers
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A63 - SPORTS GAMES AMUSEMENTS
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Exercise apparatus
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Patent number D626609
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Issue date Nov 2, 2010
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Tuffstuff Fitness Equipment, Inc.
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Sherman Grider
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D21 - Games, toys, and sports goods
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Exercise apparatus
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Patent number D606135
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Issue date Dec 15, 2009
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Tuffstuff Fitness Equipment, Inc.
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Sherman Grider
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D21 - Games, toys, and sports goods
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Exercise device seat
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Patent number D555216
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Issue date Nov 13, 2007
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Tuffstuff Fitness Equipment, Inc.
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Sherman Grider
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D21 - Games, toys, and sports goods
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Seat back for exercise device
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Patent number D550794
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Issue date Sep 11, 2007
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Tuffstuff Fitness Equipment, Inc.
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Sherman Grider
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D21 - Games, toys, and sports goods
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Exercise machine cover plate
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Patent number D549291
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Issue date Aug 21, 2007
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Tuffstuff Fitness Equipment, Inc.
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Sherman Grider
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D21 - Games, toys, and sports goods
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Therapy weight system
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Patent number 7,252,627
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Issue date Aug 7, 2007
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Tuffstuff Fitness Equipment, Inc.
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Kenneth Carter
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A63 - SPORTS GAMES AMUSEMENTS
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