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Building aperture cover frame
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Patent number 12,110,735
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Issue date Oct 8, 2024
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VKR Holding A/S
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Steen Langdal Rønnow Micheelsen
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Biofoam door
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Patent number 9,097,060
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Issue date Aug 4, 2015
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Glasscraft Door Company
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John B. Plummer
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Thermal barrier extrusions
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Patent number 5,022,205
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Issue date Jun 11, 1991
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Azon Systems, Inc.
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Jeffrey R. Ford
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fire resistant door
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Patent number 4,397,116
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Issue date Aug 9, 1983
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Schuco Heinz Schurmann GmbH & Co.
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Siegfried Habicht
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Connector for spaced metal parts
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Patent number 4,158,512
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Issue date Jun 19, 1979
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Wilhelm Hasselbacher
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3916503
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Patent number 3,916,503
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Issue date Nov 4, 1975
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3878660
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Patent number 3,878,660
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Issue date Apr 22, 1975
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS