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Door structure
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Patent number 7,007,435
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Issue date Mar 7, 2006
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American Building Supply, Inc.
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Mark Ballantyne
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Door lamination structure
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Patent number 6,358,593
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Issue date Mar 19, 2002
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American Building Supply, Inc.
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Grant Bennett
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B32 - LAYERED PRODUCTS
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