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Ski guard
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Patent number 4,526,402
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Issue date Jul 2, 1985
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Gunter Schwarz
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A63 - SPORTS GAMES AMUSEMENTS
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Ski attachment
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Patent number 4,318,553
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Issue date Mar 9, 1982
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Gunter Schwarz
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A63 - SPORTS GAMES AMUSEMENTS
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Ski brake apparatus
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Patent number 4,188,043
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Issue date Feb 12, 1980
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S.A. Etablissement Francois Salomon & Fils
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Gunter Schwarz
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A63 - SPORTS GAMES AMUSEMENTS
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Ski brake mechanism
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Patent number 4,059,284
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Issue date Nov 22, 1977
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Gunter Schwarz
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A63 - SPORTS GAMES AMUSEMENTS
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Ski brake apparatus
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Patent number 4,036,509
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Issue date Jul 19, 1977
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Gunter Schwarz
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A63 - SPORTS GAMES AMUSEMENTS