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Ski boot adjustment device
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Patent number 4,761,859
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Issue date Aug 9, 1988
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Icaro Olivieri & C. S.p.A.
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Giovanni B. Calabrigo
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A43 - FOOTWEAR
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Extendible roller skate
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Patent number 4,684,140
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Issue date Aug 4, 1987
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Icaro Olivieri & C. S.p.A.
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Oliviero Olivieri
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A63 - SPORTS GAMES AMUSEMENTS
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Ice skate
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Patent number D286903
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Issue date Nov 25, 1986
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Icaro Olivieri & C. S.p.A.
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Oliviero Olivieri
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D21 - Games, toys, and sports goods
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Roller skate
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Patent number D272258
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Issue date Jan 17, 1984
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Icaro Olivieri & C. S.p.A.
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Icaro Olivieri
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D21 - Games, toys, and sports goods