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Frame with strengthened corners
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Issue date Nov 17, 2020
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Austin Hardware & Supply, Inc.
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Mark Steven Jeffries
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Corner joint and method of manufacturing
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Andersen Corporation
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Timothy Kelley
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Corner joint and method of manufacturing
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Andersen Corporation
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Timothy Kelley
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Corner joint for a window or door frame
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Milgard Manufacturing Incorporated
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Jess J. Valler
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Removable window insulator
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Patent number 7,818,927
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Gary K. John
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Insulating unitless window sash
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Patent number 7,241,352
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PPG Industries Ohio, Inc.
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Stephen L. Crandell
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Removable window insulator
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Patent number 7,228,662
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Gary K. John
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Insulating unitless window sash
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PPG Industries Ohio, Inc.
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Stephen L. Crandell
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Fenestration corner lock
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Pella Corporation
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Michael Gonnerman
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Butt joint
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Schuco International KG
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Helmuth Scheuer
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Clad window
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Monarch Manufacturing Co.
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William H. Bomar
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3425159
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3040389
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2742117
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS