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Climbable playground structure
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Patent number D835223
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Issue date Dec 4, 2018
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Playworld Systems, Inc.
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Richard Dattner
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D21 - Games, toys, and sports goods
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Climbable block
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Patent number D792521
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Issue date Jul 18, 2017
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Playworld Systems, Inc.
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Michael Laris
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D21 - Games, toys, and sports goods
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Swing hanger
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Patent number D701931
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Issue date Apr 1, 2014
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Playworld Systems, Inc.
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Christopher L. Ivory
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D21 - Games, toys, and sports goods