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Pivotal jumping stick
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Patent number 4,390,178
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Issue date Jun 28, 1983
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Rudell; Elliot
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Elliot Rudell
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A63 - SPORTS GAMES AMUSEMENTS
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Radio controlled motorcycle
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Patent number 4,342,175
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Issue date Aug 3, 1982
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Entex Industries, Inc.
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Joseph S. Cernansky
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A63 - SPORTS GAMES AMUSEMENTS
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Pogo stick
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Patent number D263485
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Issue date Mar 23, 1982
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Rudell; Elliot
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Elliot Rudell
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D21 - Games, toys, and sports goods