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Tensioned floor system
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Patent number 5,984,837
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Issue date Nov 16, 1999
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PlaySmart, Inc.
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Howard W. Weaver
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A63 - SPORTS GAMES AMUSEMENTS
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Pre-tensioned floor system
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Patent number 5,795,267
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Issue date Aug 18, 1998
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PlaySmart, Inc.
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Darrell A. Weaver
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A63 - SPORTS GAMES AMUSEMENTS
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Trolley system
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Patent number 5,638,755
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Issue date Jun 17, 1997
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PlaySmart, Inc.
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Randy H. Love
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A63 - SPORTS GAMES AMUSEMENTS