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Window systems
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Patent number 5,099,624
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Issue date Mar 31, 1992
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L. B. Plastics Limited
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Volker S. Valentin
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Fastener clip for glazed doors
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Patent number 4,376,359
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Issue date Mar 15, 1983
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Kawneer Company, Inc.
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Ronald E. Redman
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3566570
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Patent number 3,566,570
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Issue date Mar 2, 1971
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3445978
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Patent number 3,445,978
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Issue date May 27, 1969
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3381434
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Patent number 3,381,434
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Issue date May 7, 1968
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3090085
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Patent number 3,090,085
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Issue date May 21, 1963
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3023859
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Patent number 3,023,859
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Issue date Mar 6, 1962
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2983969
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Patent number 2,983,969
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Issue date May 16, 1961
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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2093727
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Patent number 2,093,727
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Issue date Sep 21, 1937
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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1863722
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Patent number 1,863,722
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Issue date Jun 21, 1932
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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943801
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Patent number 943,801
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Issue date Dec 21, 1909
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS