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Roof system
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Patent number 5,131,200
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Issue date Jul 21, 1992
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Gordon McKinnon
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E04 - BUILDING
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Simulated marble
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Patent number 4,975,303
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Issue date Dec 4, 1990
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Gordon McKinnon
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B44 - DECORATIVE ARTS
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Simulated marble
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Patent number 4,959,250
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Issue date Sep 25, 1990
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Gordon McKinnon
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B44 - DECORATIVE ARTS
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Simulated marble
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Patent number 4,721,634
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Issue date Jan 26, 1988
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Gordon McKinnon
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B44 - DECORATIVE ARTS