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Fire and/or smoke blocking device
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Patent number 10,569,112
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Issue date Feb 25, 2020
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McKeon Rolling Steel Door Company, Inc.
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Andrew C. Lambridis
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A62 - LIFE-SAVING FIRE-FIGHTING
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Fire and/or smoke blocking device
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Patent number 9,440,100
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Issue date Sep 13, 2016
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McKeon Rolling Steel Door Co., Inc.
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Andrew C. Lambridis
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A62 - LIFE-SAVING FIRE-FIGHTING
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Gate
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Patent number 7,946,332
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Issue date May 24, 2011
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Hörmann KG Brockhagen
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Thomas J. Hörmann
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Device with flexible shutter
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Patent number 6,962,188
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Issue date Nov 8, 2005
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Dynaco International, S.A.
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Benoit Coenraets
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A62 - LIFE-SAVING FIRE-FIGHTING
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Shutter equipment for a building
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Patent number 5,673,740
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Issue date Oct 7, 1997
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Park; Kap-Il
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Kap-Il Park
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Shutter
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Patent number 4,603,723
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Issue date Aug 5, 1986
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Kyoritsu Kikai Co., Ltd.
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Toshihiko Sugihara
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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3717194
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Patent number 3,717,194
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Issue date Feb 20, 1973
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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1961674
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Patent number 1,961,674
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Issue date Jun 5, 1934
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS