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Fluidtight fire door
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Patent number 9,359,810
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Issue date Jun 7, 2016
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BAUMERT TECHNOLOGIES
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Bernard Baumert
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E04 - BUILDING
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Acoustical door structure
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Patent number 9,051,731
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Issue date Jun 9, 2015
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Georgia-Pacific Gypsum LLC
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Vincent B. Thomas
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B32 - LAYERED PRODUCTS
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Metal and wood door with composite perimeter
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Patent number 6,112,496
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Issue date Sep 5, 2000
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Weyerhaeuser and Overly Manufacturing Company
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William S. Hugus
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Composite fire-proof, heat-barrier door
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Patent number 5,916,077
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Issue date Jun 29, 1999
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Chuan Mau Products, Ltd.
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Jung-Chaun Tang
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Garage door insulation system
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Patent number 5,787,677
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Issue date Aug 4, 1998
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Owens Corning Fiberglas Technology, Inc.
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Richard M. Bolich
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B32 - LAYERED PRODUCTS
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Gate-panel element
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Patent number 5,108,828
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Issue date Apr 28, 1992
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Hormann KG Brockhagen
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Michael Hormann
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Fire-resistant door
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Patent number 4,811,538
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Issue date Mar 14, 1989
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Georgia-Pacific Corporation
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Charles W. Lehnert
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fire resistant steel door
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Patent number 4,799,349
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Issue date Jan 24, 1989
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Radixx/World Ltd.
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John S. Luckanuck
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fire resistant structure
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Patent number 4,282,687
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Issue date Aug 11, 1981
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Jacmir Nominees Pty. Ltd.
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Peter F. Teleskivi
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Door-like closure
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Patent number 4,178,859
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Issue date Dec 18, 1979
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Bochumer Eisenhutte Heintzmann GmbH & Co
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Rudolf Seiz
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Fire retardant plate material
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Patent number 4,119,755
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Issue date Oct 10, 1978
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Rockwool International A/S
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Helge Hoyer
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3273297
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Patent number 3,273,297
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Issue date Sep 20, 1966
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2815808
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Patent number 2,815,808
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Issue date Dec 10, 1957
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2720920
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Patent number 2,720,920
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Issue date Oct 18, 1955
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS