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Roller skate apparatus
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Patent number 4,666,168
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Issue date May 19, 1987
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Roller Barons, Inc.
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Steve Hamill
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A63 - SPORTS GAMES AMUSEMENTS
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Skate apparatus
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Patent number 4,666,169
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Issue date May 19, 1987
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Roller Barons, Inc.
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Steve Hamill
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A63 - SPORTS GAMES AMUSEMENTS
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Portable cooking grill
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Patent number D285402
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Issue date Sep 2, 1986
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Steve Hamill
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D07 - Equipment for preparing or serving food or drink not elsewhere specified
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Portable cooking device
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Patent number 4,589,399
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Issue date May 20, 1986
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Stephen D. Hamill
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...