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Window opening insulation system
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Patent number 10,619,401
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Issue date Apr 14, 2020
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Advanced Architectural Products, LLC
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G. Matt Krause
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Narrow flush glazed thermal framing
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Patent number 4,841,700
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Issue date Jun 27, 1989
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Kawneer Company, Inc.
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Thomas E. Matthews
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Framing structure
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Patent number 4,628,648
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Issue date Dec 16, 1986
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American Welding & Manufacturing Co.
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Rodney W. Winyard
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Window or door
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Patent number 4,471,589
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Issue date Sep 18, 1984
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Eltreva AG
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Hans Schmidlin
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Casement frame
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Patent number 4,333,295
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Issue date Jun 8, 1982
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HEF-Fenstertechnik Vetriebs GmbH
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Bernhard Janke
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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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Connector for metal parts
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Patent number 4,157,641
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Issue date Jun 12, 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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Method of making a thermal barrier shape
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Patent number 4,079,496
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Issue date Mar 21, 1978
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Capitol Products Corporation
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Dietrich F. Schmidt
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3925953
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Patent number 3,925,953
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Issue date Dec 16, 1975
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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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
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3798869
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Patent number 3,798,869
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Issue date Mar 26, 1974
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3579724
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Patent number 3,579,724
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Issue date May 25, 1971
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3203053
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Patent number 3,203,053
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Issue date Aug 31, 1965
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3024881
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Patent number 3,024,881
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Issue date Mar 13, 1962
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS