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Weatherseals
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Patent number 7,829,174
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Issue date Nov 9, 2010
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Tsuchiya Tsco Co., Ltd.
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Toyohiro Kanzaki
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pile weatherstripping dust plugs
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Patent number 7,335,412
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Issue date Feb 26, 2008
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Ultrafab, Inc.
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Grant E. Wylie
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Pile weatherstripping dust plugs
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Patent number 7,172,006
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Issue date Feb 6, 2007
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Ultrafab, Inc.
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Peter E. Day
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS